有理数加法，减法，乘法，除法，乘方20道算术题。（带答案）。谢谢，本人资金不足。劳驾了。 问有理数的乘方计算题，求详细计算过程
\u52a0\u6cd5\uff0c\u51cf\u6cd5\uff0c\u4e58\u6cd5\uff0c\u9664\u6cd5\uff0c\u4e58\u65b9\u7684\u6cd5\u5219\u5206\u522b\u662f\u4ec0\u4e48\uff1f\u6709\u7406\u6570\u52a0\u6cd5\u6cd5\u5219 1.\u540c\u53f7\u76f8\u52a0,\u53d6\u76f8\u540c\u7b26\u53f7,\u5e76\u628a\u7edd\u5bf9\u503c\u76f8\u52a0.
2.\u7edd\u5bf9\u503c\u4e0d\u7b49\u7684\u5f02\u53f7\u52a0\u51cf,\u53d6\u7edd\u5bf9\u503c\u8f83\u5927\u7684\u52a0\u6570\u7b26\u53f7,\u5e76\u7528\u8f83\u5927\u7684\u7edd\u5bf9\u503c\u51cf\u53bb\u8f83\u5c0f\u7684\u7edd\u5bf9\u503c.\u4e92\u4e3a\u76f8\u53cd\u6570\u7684\u4e24\u4e2a\u6570\u76f8\u52a0\u5f970.
3.\u4e00\u4e2a\u6570\u540c0\u76f8\u52a0,\u4ecd\u5f97\u8fd9\u4e2a\u6570.
\u6709\u7406\u6570\u7684\u52a0\u6cd5\u540c\u6837\u62e5\u6709\u4ea4\u6362\u5f8b\u548c\u7ed3\u5408\u5f8b(\u548c\u6574\u6570\u5f97\u4ea4\u6362\u5f8b\u548c\u7ed3\u5408\u5f8b\u4e00\u6837)\u7528\u5b57\u6bcd\u8868\u793a\u4e3a:
\u4ea4\u6362\u5f8b:a+b=b+a
\u7ed3\u5408\u5f8b:(a+b)+c=a+(b+c)
\u6709\u7406\u6570\u7684\u52a0\u6cd5\u4e0e\u5c0f\u5b66\u7684\u52a0\u6cd5\u5927\u6709\u4e0d\u540c,\u5c0f\u5b66\u7684\u52a0\u6cd5\u4e0d\u6d89\u53ca\u5230\u7b26\u53f7\u7684\u95ee\u9898,\u800c\u6709\u7406\u6570\u7684\u52a0\u6cd5\u8fd0\u7b97\u603b\u662f\u6d89\u53ca\u5230\u4e24\u4e2a\u95ee\u9898:\u4e00\u662f\u786e\u5b9a\u7ed3\u679c\u7684\u7b26\u53f7;\u4e8c\u662f\u6c42\u7ed3\u679c\u7684\u7edd\u5bf9\u503c.
\u5728\u8fdb\u884c\u6709\u7406\u6570\u52a0\u6cd5\u8fd0\u7b97\u65f6,\u9996\u5148\u5224\u65ad\u4e24\u4e2a\u52a0\u6570\u7684\u7b26\u53f7:\u662f\u540c\u53f7\u8fd8\u662f\u5f02\u53f7,\u662f\u5426\u67090.\u4ece\u800c\u786e\u5b9a\u7528\u90a3\u4e00\u6761\u6cd5\u5219.\u5728\u5e94\u7528\u8fc7\u7a0b\u4e2d,\u4e00\u5b9a\u8981\u7262\u8bb0"\u5148\u7b26\u53f7,\u540e\u7edd\u5bf9\u503c",\u719f\u7ec3\u4ee5\u540e\u5c31\u4e0d\u4f1a\u51fa\u9519\u4e86.
\u591a\u4e2a\u6709\u7406\u6570\u7684\u52a0\u6cd5,\u53ef\u4ee5\u4ece\u5de6\u5411\u53f3\u8ba1\u7b97,\u4e5f\u53ef\u4ee5\u7528\u52a0\u6cd5\u7684\u8fd0\u7b97\u5b9a\u5f8b\u8ba1\u7b97,\u4f46\u662f\u5728\u4e0b\u7b14\u524d\u4e00\u5b9a\u8981\u601d\u8003\u597d,\u54ea\u4e00\u4e2a\u8981\u7528\u5b9a\u5f8b\u54ea\u4e00\u4e2a\u8981\u4ece\u5de6\u5f80\u53f3\u8ba1\u7b97.
\u8bb0\u5fc6\u8981\u70b9:\u540c\u53f7\u76f8\u52a0\u4e0d\u53d8,\u5f02\u53f7\u76f8\u52a0\u53d8\u51cf.\u6b32\u95ee\u7b26\u53f7\u600e\u4e48\u5b9a,\u7edd\u5bf9\u503c\u5927\u53f7\u9009.
\u5728\u8fdb\u884c\u6709\u7406\u6570\u52a0\u6cd5\u8fd0\u7b97\u65f6\uff0c\u4e00\u822c\u91c7\u53d6\uff1a1.\u662f\u4e92\u4e3a\u76f8\u53cd\u6570\u7684\u5148\u52a0\uff08\u62b5\u6d88\uff09\uff1b2.\u540c\u53f7\u7684\u5148\u52a0\uff1b3.\u540c\u5206\u6bcd\u7684\u5148\u52a0\uff1b4.\u80fd\u51d1\u6574\u6570\u7684\u5148\u52a0;5.\u5f02\u5206\u6bcd\u5206\u6570\u76f8\u52a0,\u5148\u901a\u5206,\u5728\u8ba1\u7b97.
\u51cf\u6cd5\u6cd5\u5219
\u51cf\u53bb\u4e00\u4e2a\u6570\u7b49\u4e8e\u52a0\u4e0a\u8be5\u6570\u7684\u76f8\u53cd\u6570
\u4e58\u6cd5\u6cd5\u5219
[\u7f16\u8f91\u672c\u6bb5]\u5355\u9879\u5f0f\u4e58\u6cd5\u6cd5\u5219
\u5355\u9879\u5f0f\u76f8\u4e58\uff0c\u628a\u5b83\u4eec\u7684\u7cfb\u6570\u3001\u76f8\u540c\u5b57\u6bcd\u5206\u522b\u76f8\u4e58\uff0c\u5bf9\u4e8e\u53ea\u5728\u4e00\u4e2a\u5355\u9879\u5f0f\u91cc\u542b\u6709\u7684\u5b57\u6bcd\uff0c\u5219\u8fde\u540c\u4ed6\u7684\u6307\u6570\u4f5c\u4e3a\u79ef\u7684\u4e00\u4e2a\u56e0\u5f0f\u3002
[\u7f16\u8f91\u672c\u6bb5]\u4e8c\u8fdb\u5236\u8fd0\u7b97\u6cd5\u5219
\u6cd5\u5219: \u4e8c\u8fdb\u5236\u7684\u8fd0\u7b97\u7b97\u672f\u8fd0\u7b97\u4e8c\u8fdb\u5236\u7684\u52a0\u6cd5\uff1a0+0=0 0+1=1 1+0=1 1+1=10(\u5411\u9ad8\u4f4d\u8fdb\u4f4d) \u4e8c\u8fdb\u5236\u7684\u51cf\u6cd5\uff1a0-0=0 0-1=1(\u5411\u9ad8\u4f4d\u501f\u4f4d) 1-0=1 1-1=0 (\u6a21\u4e8c\u52a0\u8fd0\u7b97\u6216\u5f02\u6216\u8fd0\u7b97) \u4e8c\u8fdb\u5236\u7684\u4e58\u6cd5\uff1a0 * 0 = 0 0 * 1 = 0 1 * 0 = 0 1 * 1 = 1 \u4e8c\u8fdb\u5236\u7684\u9664\u6cd5\uff1a0\u00f70 = 0 0\u00f71 = 0 1\u00f70 = 0 (\u65e0\u610f\u4e49) 1\u00f71 = 1 \u903b\u8f91\u8fd0\u7b97\u4e8c\u8fdb\u5236\u7684\u6216\u8fd0\u7b97\uff1a\u90471\u5f971 \u4e8c\u8fdb\u5236\u7684\u4e0e\u8fd0\u7b97\uff1a\u90470\u5f970 \u4e8c\u8fdb\u5236\u7684\u975e\u8fd0\u7b97\uff1a\u5404\u4f4d\u53d6\u53cd
[\u7f16\u8f91\u672c\u6bb5]\u5355\u9879\u5f0f\u4e58\u6cd5\u6cd5\u5219
\u5355\u9879\u5f0f\u76f8\u4e58\uff0c\u628a\u5b83\u4eec\u7684\u7cfb\u6570\u3001\u76f8\u540c\u5b57\u6bcd\u5206\u522b\u76f8\u4e58\uff0c\u5bf9\u4e8e\u53ea\u5728\u4e00\u4e2a\u5355\u9879\u5f0f\u91cc\u542b\u6709\u7684\u5b57\u6bcd\uff0c\u5219\u8fde\u540c\u4ed6\u7684\u6307\u6570\u4f5c\u4e3a\u79ef\u7684\u4e00\u4e2a\u56e0\u5f0f\u3002
\u9664\u6cd5\u6cd5\u5219
\u4e24\u6570\u76f8\u9664\uff0c\u540c\u53f7\u5f97\u6b63\uff0c\u5f02\u53f7\u5f97\u8d1f\uff0c\u5e76\u628a\u7edd\u5bf9\u503c\u76f8\u9664\uff0c0\u9664\u4ee5\u4efb\u4f55\u4e00\u4e2a\u4e0d\u7b49\u4e8e0\u7684\u6570\uff0c\u90fd\u5f970
\u4e58\u65b9\u6cd5\u5219
\u4e58\u65b9\u7684\u6982\u5ff5
\u4e00\uff0e\u4e58\u65b9\u7684\u610f\u4e49\u3001\u5404\u90e8\u5206\u540d\u79f0\u53ca\u8bfb\u5199
\u6c42n\u4e2a\u76f8\u540c\u4e58\u6570\u4e58\u79ef\u7684\u8fd0\u7b97\u53eb\u505a\u4e58\u65b9\u3002\u4e58\u65b9\u7b97\u662f\u4e00\u4e2a\u4e09\u7ea7\u8fd0\u7b97\u3002
\u5728a^n\u4e2d\uff0c\u76f8\u540c\u7684\u4e58\u6570a\u53eb\u505a\u5e95\u6570\uff0ca\u7684\u4e2a\u6570n\u53eb\u505a\u6307\u6570\uff0c\u4e58\u65b9\u8fd0\u7b97\u7684\u7ed3\u679ca^n\u53eb\u505a\u5e42\u3002a^n\u8bfb\u4f5ca\u7684n\u6b21\u65b9\uff0c\u5982\u679c\u628aa^n\u770b\u4f5c\u4e58\u65b9\u7684\u7ed3\u679c\uff0c\u5219\u8bfb\u4f5ca\u7684n\u6b21\u5e42\u3002a\u7684\u4e8c\u6b21\u65b9\uff08\u6216a\u7684\u4e8c\u6b21\u5e42\uff09\u4e5f\u53ef\u4ee5\u8bfb\u4f5ca\u7684\u5e73\u65b9\uff1ba\u7684\u4e09\u6b21\u65b9\uff08\u6216a\u7684\u4e09\u6b21\u5e42\uff09\u4e5f\u53ef\u4ee5\u8bfb\u4f5ca\u7684\u7acb\u65b9\u3002
\u6bcf\u4e00\u4e2a\u81ea\u7136\u6570\u90fd\u53ef\u4ee5\u770b\u4f5c\u8fd9\u4e2a\u6570\u7684\u4e00\u6b21\u65b9\uff0c\u4e5f\u53eb\u4f5c\u4e00\u6b21\u5e42\u3002\u5982\uff1a8\u53ef\u4ee5\u770b\u4f5c8^1\u3002\u5f53\u6307\u6570\u662f1\u65f6\uff0c\u901a\u5e38\u7701\u7565\u4e0d\u5199\u3002
\u8fd0\u7b97\u987a\u5e8f\uff1a\u5148\u7b97\u4e58\u65b9\uff0c\u540e\u7b97\u4e58\u9664\uff0c\u6700\u540e\u7b97\u52a0\u51cf\u3002
1\uff0e\u76f8\u540c\u4e58\u6570\u76f8\u4e58\u7684\u79ef\u7528\u4e58\u65b9\u8868\u793a
2\uff0e\u6839\u636e\u4e58\u65b9\u7684\u610f\u4e49\u8ba1\u7b97\u51fa\u7b54\u6848
1\uff099^4\uff1b 2\uff090^6\u3002
9^4=9\u00d79\u00d79\u00d79=6561
0^6=0\u00d70\u00d70\u00d70\u00d70\u00d70=0
\u53ef\u4ee5\u770b\u51fa0^n=0
P.S: n^0=1
4\uff0e\u533a\u522b\u6613\u6df7\u7684\u6982\u5ff5
1\uff098^3\u4e0e8\u00d73\uff1b 2) 5\u00d72\u4e0e5^2\uff1b 3\uff094\u00d75^2\u4e0e\uff084\u00d75\uff09^2\u3002
[\u7f16\u8f91\u672c\u6bb5]\u540c\u5e95\u6570\u5e42\u7684\u4e58\u3001\u9664\u6cd5\u6cd5\u5219
\u540c\u5e95\u6570\u5e42\u7684\u4e58\u6cd5\u6cd5\u5219\uff1a
\u540c\u5e95\u6570\u5e42\u76f8\u4e58\u9664\uff0c\u539f\u6765\u7684\u5e95\u6570\u4f5c\u5e95\u6570\uff0c\u6307\u6570\u7684\u548c\u6216\u5dee\u4f5c\u6307\u6570\u3002\u7528\u5b57\u6bcd\u8868\u793a\u4e3a\uff1a
a^m\u00d7a^n\uff1da^(m+n) \u6216 a^m\u00f7a^n\uff1da^(m\uff0dn) \uff08m\u3001n\u5747\u4e3a\u81ea\u7136\u6570\uff09
1\uff0915^2\u00d715^3\uff1b 2\uff093^2\u00d73^4\u00d73^8\uff1b 3\uff095\u00d75^2\u00d75^3\u00d75^4\u00d7\u2026\u00d75^90
1\uff0915^2\u00d715^3=15^(2+3)=15^5
2\uff093^2\u00d73^4\u00d73^8=3^(2+4+8)=3^14
3\uff095\u00d75^2\u00d75^3\u00d75^4\u00d7\u2026\u00d75^90=5^(1+2+3+\u2026+90)=5^4095
[\u7f16\u8f91\u672c\u6bb5]\u5e42\u7684\u4e58\u65b9\u6cd5\u5219
a^m\u53c8\u53eb\u505a\u5e42\uff0c\u5982\u679c\u628aa^m\u770b\u4f5c\u662f\u5e95\u6570\uff0c\u90a3\u4e48\u5b83\u7684n\u6b21\u65b9\u5c31\u53ef\u4ee5\u8868\u793a\u4e3a\uff08a^m\uff09^n\u3002\u8fd9\u5c31\u53eb\u505a\u5e42\u7684\u4e58\u65b9\u3002\u6211\u4eec\u5148\u6765\u8ba1\u7b97\uff08a^3\uff09^4\u3002
\u628aa3\u770b\u4f5c\u662f\u5e95\u6570\uff0c\u6839\u636e\u4e58\u65b9\u7684\u610f\u4e49\u548c\u540c\u5e95\u6570\u7684\u5e42\u7684\u4e58\u6cd5\u6cd5\u5219\u53ef\u4ee5\u5f97\u51fa\uff1a
\uff08a^3\uff09^4\uff1da^3\u00d7a^3\u00d7a^3\u00d7a^3\uff1da^(3\uff0b3\uff0b3\uff0b3)\uff1da^(3\u00d74)\uff1da^12 \u5373\uff1a\uff08a^3\uff09^4\uff1da^(3\u00d74)
\u540c\u6837\uff0c\uff08a^2\uff09^5\uff1da^2\u00d7a^2\u00d7a^2\u00d7a^2\u00d7a^2\uff1da^(2\uff0b2\uff0b2\uff0b2\uff0b2)\uff1da^(2\u00d75)\uff1da^10 \u5373\uff1a\uff08a^2\uff09^5\uff1da^(2\u00d75)
\u7531\u4ee5\u4e0a\u4f8b\u5b50\u53ef\u77e5\uff0c\u5e42\u7684\u4e58\u65b9\uff0c\u5e95\u6570\u4e0d\u53d8\uff0c\u6307\u6570\u76f8\u4e58\u3002\u7528\u5b57\u6bcd\u8868\u793a\u4e3a\uff1a\uff08a^m\uff09^n\uff1da^(m\u00d7n)
\uff08x^4\uff09^2\uff1b \uff08a^2\uff09^4\u00d7\uff08a^3\uff09^5
(x^4)^2=x^(4\u00d72)=x^8
(a^2)^4\u00d7(a^3)^5=a^(2\u00d74)\u00d7a^(3\u00d75)=a^8\u00d7a^15=a^(8+15)=a^23
[\u7f16\u8f91\u672c\u6bb5]\u79ef\u7684\u4e58\u65b9
\u79ef\u7684\u4e58\u65b9\uff0c\u5148\u628a\u79ef\u4e2d\u7684\u6bcf\u4e00\u4e2a\u4e58\u6570\u5206\u522b\u4e58\u65b9\uff0c\u518d\u628a\u6240\u5f97\u7684\u5e42\u76f8\u4e58\u3002\u7528\u5b57\u6bcd\u8868\u793a\u4e3a\uff1a\uff08a\u00d7b\uff09^n\uff1da^n\u00d7b^n
\u8fd9\u4e2a\u79ef\u7684\u4e58\u65b9\u6cd5\u5219\u4e5f\u9002\u7528\u4e8e\u4e09\u4e2a\u4ee5\u4e0a\u4e58\u6570\u79ef\u7684\u4e58\u65b9\u3002\u5982\uff1a
\uff08a\u00d7b\u00d7c\uff09^n\uff1da^n\u00d7b^n\u00d7c^n
[\u7f16\u8f91\u672c\u6bb5]\u5e73\u65b9\u5dee\u516c\u5f0f
\u4e24\u4e2a\u6570\u7684\u548c\u4e58\u4ee5\u8fd9\u4e24\u4e2a\u6570\u7684\u5dee\uff0c\u7b49\u4e8e\u8fd9\u4e24\u4e2a\u6570\u7684\u5e73\u65b9\u5dee\u3002\u7528\u5b57\u6bcd\u8868\u793a\u4e3a\uff1a
\uff08a\uff0bb\uff09\u00d7\uff08a\uff0db\uff09\uff1da^2\uff0db^2
\u8fd9\u4e2a\u516c\u5f0f\u53eb\u505a\u5e73\u65b9\u5dee\u516c\u5f0f\u3002\u5229\u7528\u8fd9\u4e2a\u516c\u5f0f\uff0c\u53ef\u4ee5\u4f7f\u4e00\u4e9b\u8ba1\u7b97\u53d8\u5f97\u7b80\u4fbf\u3002
\u4f8b \u7528\u7b80\u4fbf\u65b9\u6cd5\u8ba1\u7b97104\u00d796\u3002
\u89e3\uff1a\u539f\u5f0f\uff1d\uff08100\uff0b4\uff09\u00d7\uff08100\uff0d4\uff09\uff1d100^2\uff0d4^2\uff1d10000\uff0d16\uff1d9984
[\u7f16\u8f91\u672c\u6bb5]\u5b8c\u5168\u5e73\u65b9\u516c\u5f0f
\u4e24\u6570\u548c\uff08\u6216\u5dee\uff09\u7684\u5e73\u65b9\uff0c\u7b49\u4e8e\u5b83\u4eec\u7684\u5e73\u65b9\u7684\u548c\u52a0\u4e0a\uff08\u6216\u8005\u51cf\u53bb\uff09\u5b83\u4eec\u7684\u79ef\u76842\u500d\u3002\u7528\u5b57\u6bcd\u8868\u793a\u4e3a\uff1a
\uff08a\uff0bb\uff09^2\uff1da^2\uff0b2ab\uff0bb^2 \uff08a\uff0db\uff09^2\uff1da^2\uff0d2ab\uff0bb^2
\u4e0a\u9762\u8fd9\u4e24\u4e2a\u516c\u5f0f\u53eb\u505a\u5b8c\u5168\u5e73\u65b9\u516c\u5f0f\u3002\u5e94\u7528\u5b8c\u5168\u5e73\u65b9\u516c\u5f0f\uff0c\u53ef\u4ee5\u4f7f\u4e00\u4e9b\u4e58\u65b9\u8ba1\u7b97\u53d8\u5f97\u7b80\u4fbf\u3002
\u4f8b \u8ba1\u7b97\u4e0b\u9762\u5404\u9898\uff1a 1\uff09105^2\uff1b 2\uff09196^2\u3002
1\uff09105^2=(100+5)^2=100^2+2\u00d7100\u00d75+5^2=10000+1000+25=11025
2\uff09196^2=(200-4)^2=200^2-2\u00d7100\u00d74+4^2=40000-800+16=39216
[\u7f16\u8f91\u672c\u6bb5]\u5e73\u65b9\u6570\u7684\u901f\u7b97
\u6709\u4e9b\u8f83\u7279\u6b8a\u7684\u6570\u7684\u5e73\u65b9\uff0c\u638c\u63e1\u89c4\u5f8b\u540e\uff0c\u53ef\u4ee5\u4f7f\u8ba1\u7b97\u901f\u5ea6\u52a0\u5feb\uff0c\u73b0\u4ecb\u7ecd\u5982\u4e0b\u3002
1\uff0e\u6c42\u7531n\u4e2a1\u7ec4\u6210\u7684\u6570\u7684\u5e73\u65b9
\u6211\u4eec\u89c2\u5bdf\u4e0b\u9762\u7684\u4f8b\u5b50\u3002
1^2=1
11^2=121
111^2=12321
1111^2=1234321
11111^2=123454321
111111^2=12345654321
\u2026\u2026
\u7531\u4ee5\u4e0a\u4f8b\u5b50\u53ef\u4ee5\u770b\u51fa\u8fd9\u6837\u4e00\u4e2a\u89c4\u5f8b\uff1b\u6c42\u7531n\u4e2a1\u7ec4\u6210\u7684\u6570\u7684\u5e73\u65b9\uff0c\u5148\u75311\u5199\u5230n\uff0c\u518d\u7531n\u5199\u52301\uff0c\u5373\uff1a
11\u20261^2=1234\u2026(n-1)n(n-1)\u20264321
n\u4e2a1
\u6ce8\u610f\uff1a\u5176\u4e2dn\u53ea\u5360\u4e00\u4e2a\u6570\u4f4d\uff0c\u6ee110\u5e94\u5411\u524d\u8fdb\u4f4d\uff0c\u5f53\u7136\uff0c\u8fd9\u6837\u7684\u901f\u7b97\u4e0d\u5b9c\u4f4d\u6570\u8fc7\u591a\u3002
2\uff0e\u7531n\u4e2a3\u7ec4\u6210\u7684\u6570\u7684\u5e73\u65b9
\u6211\u4eec\u4ecd\u89c2\u5bdf\u5177\u4f53\u5b9e\u4f8b\uff1a
3^2=9
33^2=1089
333^2=110889
3333^2=11108889
33333^2=111108889
\u7531\u6b64\u53ef\u77e5\uff1a
33\u20263^2 = 11\u202611 0 88\u202688 9
n\u4e2a3 (n-1)\u4e2a1 (n-2)\u4e2a8
3\uff0e\u4e2a\u4f4d\u6570\u5b57\u662f5\u7684\u6570\u7684\u5e73\u65b9
\u628aa\u770b\u4f5c10\u7684\u4e2a\u6570\uff0c\u8fd9\u6837\u4e2a\u4f4d\u6570\u5b57\u662f5\u7684\u6570\u7684\u5e73\u65b9\u53ef\u4ee5\u5199\u6210\uff1b\uff0810a\uff0b5\uff09^2\u7684\u5f62\u5f0f\u3002\u6839\u636e\u5b8c\u5168\u5e73\u65b9\u5f0f\u63a8\u5bfc\uff1b
\uff0810a\uff0b5\uff09^2\uff1d\uff0810a\uff09^2\uff0b2\u00d710a\u00d75\uff0b5^2
\uff1d100a^2\uff0b100a\uff0b25
\uff1d100a\u00d7\uff08a\uff0b1\uff09\uff0b25
\uff1da\u00d7\uff08a\uff0b1\uff09\u00d7100\uff0b25
\u7531\u6b64\u53ef\u77e5\uff1a\u4e2a\u4f4d\u6570\u5b57\u662f5\u7684\u6570\u7684\u5e73\u65b9\uff0c\u7b49\u4e8e\u53bb\u6389\u4e2a\u4f4d\u6570\u5b57\u540e\uff0c\u6240\u5f97\u7684\u6570\u4e0e\u6bd4\u8fd9\u4e2a\u6570\u59271\u7684\u6570\u76f8\u4e58\u7684\u79ef\uff0c\u540e\u9762\u518d\u5199\u4e0a25\u3002
\u4f8b \u8ba1\u7b97 1\uff0945^2\uff1b 2\uff09115^2\u3002
\u89e3\uff1a1\uff09\u539f\u5f0f\uff1d4\u00d7\uff084\uff0b1\uff09\u00d7100\uff0b25 2\uff09\u539f\u5f0f\uff1d11\u00d7\uff0811\uff0b1\uff09\u00d7100\uff0b25
\uff1d2000\uff0b25 \uff1d11\u00d712\u00d7100\uff0b25
\uff1d2025 \uff1d13200\uff0b25
\uff1d13225
4\uff0e\u540c\u6307\u6570\u5e42\u7684\u4e58\u6cd5
a^2\u00d7b^2\u662f\u540c\u6307\u6570\u7684\u5e42\u76f8\u4e58\uff0c\u53ef\u4ee5\u5199\u6210\u4e0b\u9762\u5f62\u5f0f\uff1a
a^2\u00d7b^2\uff1da\u00d7a\u00d7b\u00d7b\uff1d\uff08a\u00d7b\uff09\u00d7\uff08a\u00d7b\uff09\uff1d\uff08a\u00d7b\uff09^2
\u7531\u6b64\u53ef\u77e5\uff1a\u540c\u6307\u6570\u5e42\u7684\u4e58\u6cd5\uff0c\u7b49\u4e8e\u5e95\u6570\u7684\u4e58\u79ef\u505a\u5e95\u6570\uff0c\u6307\u6570\u4e0d\u53d8\u3002\u6839\u636e\u8fd9\u4e2a\u6cd5\u5219\u53ef\u4ee5\u4f7f\u8ba1\u7b97\u7b80\u4fbf\u3002\u5982\uff1a 2^2\u00d75^2\uff1d\uff082\u00d75\uff09^2\uff1d10^2\uff1d100
2^3\u00d75^3\uff1d\uff082\u00d75\uff09^3\uff1d10^3\uff1d1000 2^4\u00d75^4\uff1d\uff082\u00d75\uff09^4\uff1d10^4\uff1d10000
\u6839\u636e\u4e0a\u9762\u7b97\u5f0f\uff0c\u53ef\u4ee5\u5f97\u51fa\u8fd9\u6837\u4e00\u4e2a\u7ed3\u8bba\uff1a
a^m\u00d7b^m=(a\u00d7b)^m
\u6709\u7406\u6570\u7ec3\u4e60
\u7ec3\u4e60\u4e00(B\u7ea7)
(\u4e00)\u8ba1\u7b97\u9898:
(1)23+(-73) (2)(-84)+(-49) (3)7+(-2.04) (4)4.23+(-7.57) (5)(-7/3)+(-7/6) (6)9/4+(-3/2) (7)3.75+(2.25)+5/4 (8)-3.75+(+5/4)+(-1.5)
(\u4e8c)\u7528\u7b80\u4fbf\u65b9\u6cd5\u8ba1\u7b97:
(1)(-17/4)+(-10/3)+(+13/3)+(11/3) (2)(-1.8)+(+0.2)+(-1.7)+(0.1)+(+1.8)+(+1.4)
(\u4e09)\u5df2\u77e5:X=+17(3/4),Y=-9(5/11),Z=-2.25,
\u6c42:(-X)+(-Y)+Z\u7684\u503c
(\u56db)\u7528">","0,\u5219a-ba (C)\u82e5ba (D)\u82e5a<0,ba
(\u4e8c)\u586b\u7a7a\u9898:
(1)\u96f6\u51cf\u53bba\u7684\u76f8\u53cd\u6570,\u5176\u7ed3\u679c\u662f_____________; (2)\u82e5a-b>a,\u5219b\u662f_____________\u6570; (3)\u4ece-3.14\u4e2d\u51cf\u53bb-\u03c0,\u5176\u5dee\u5e94\u4e3a____________; (4)\u88ab\u51cf\u6570\u662f-12(4/5),\u5dee\u662f4.2,\u5219\u51cf\u6570\u5e94\u662f_____________; (5)\u82e5b-a<-,\u5219a,b\u7684\u5173\u7cfb\u662f___________,\u82e5a-b<0,\u5219a,b\u7684\u5173\u7cfb\u662f______________; (6)(+22/3)-( )=-7
(\u4e09)\u5224\u65ad\u9898:
(1)\u4e00\u4e2a\u6570\u51cf\u53bb\u4e00\u4e2a\u8d1f\u6570,\u5dee\u6bd4\u88ab\u51cf\u6570\u5c0f. (2)\u4e00\u4e2a\u6570\u51cf\u53bb\u4e00\u4e2a\u6b63\u6570,\u5dee\u6bd4\u88ab\u51cf\u6570\u5c0f. (3)0\u51cf\u53bb\u4efb\u4f55\u6570,\u6240\u5f97\u7684\u5dee\u603b\u7b49\u4e8e\u8fd9\u4e2a\u6570\u7684\u76f8\u53cd\u6570. (4)\u82e5X+(-Y)=Z,\u5219X=Y+Z (5)\u82e5a0
\u7ec3\u4e60\u4e8c(B\u7ea7)
(\u4e00)\u8ba1\u7b97: (1)(+1.3)-(+17/7) (2)(-2)-(+2/3) (3)|(-7.2)-(-6.3)+(1.1)| (4)|(-5/4)-(-3/4)|-|1-5/4-|-3/4|)
(\u4e8c)\u5982\u679c|a|=4,|b|=2,\u4e14|a+b|=a+b,\u6c42a-b\u7684\u503c.
(\u4e09)\u82e5a,b\u4e3a\u6709\u7406\u6570,\u4e14|a|<|b|\u8bd5\u6bd4\u8f83|a-b|\u548c|a|-|b|\u7684\u5927\u5c0f
(\u56db)\u5982\u679c|X-1|=4,\u6c42X,\u5e76\u5728\u6570\u8f74\u4e0a\u89c2\u5bdf\u8868\u793a\u6570X\u7684\u70b9\u4e0e\u8868\u793a1\u7684\u70b9\u7684\u8ddd\u79bb.
\u7ec3\u4e60\u4e09(A\u7ea7)
(\u4e00)\u9009\u62e9\u9898:
(1)\u5f0f\u5b50-40-28+19-24+32\u7684\u6b63\u786e\u8bfb\u6cd5\u662f( ) (A)\u8d1f40,\u8d1f28,\u52a019,\u51cf24\u4e0e32\u7684\u548c (B)\u8d1f40\u51cf\u8d1f28\u52a019\u51cf\u8d1f24\u52a032 (C)\u8d1f40\u51cf28\u52a019\u51cf24\u52a032 (D)\u8d1f40\u8d1f28\u52a019\u51cf24\u51cf\u8d1f32 (2)\u82e5\u6709\u7406\u6570a+b+C<0,\u5219( ) (A)\u4e09\u4e2a\u6570\u4e2d\u6700\u5c11\u6709\u4e24\u4e2a\u662f\u8d1f\u6570 (B)\u4e09\u4e2a\u6570\u4e2d\u6709\u4e14\u53ea\u6709\u4e00\u4e2a\u8d1f\u6570 (C)\u4e09\u4e2a\u6570\u4e2d\u6700\u5c11\u6709\u4e00\u4e2a\u662f\u8d1f\u6570 (D)\u4e09\u4e2a\u6570\u4e2d\u6709\u4e24\u4e2a\u662f\u6b63\u6570\u6216\u8005\u6709\u4e24\u4e2a\u662f\u8d1f\u6570 (3)\u82e5m<0,\u5219m\u548c\u5b83\u7684\u76f8\u53cd\u6570\u7684\u5dee\u7684\u7edd\u5bf9\u503c\u662f( ) (A)0 (B)m (C)2m (D)-2m (4)\u4e0b\u5217\u5404\u5f0f\u4e2d\u4e0eX-y-Z\u8bc9\u503c\u4e0d\u76f8\u7b49\u7684\u662f( ) (A)X-(Y-Z) (B)X-(Y+Z) (C)(X-y)+(-z) (D)(-y)+(X-Z)
(\u4e8c)\u586b\u7a7a\u9898:
(1)\u6709\u7406\u6570\u7684\u52a0\u51cf\u6df7\u5408\u8fd0\u7b97\u7684\u4e00\u822c\u6b65\u9aa4\u662f:(1)________;(2)_________;(3)________ _______;(4)__________________. (2)\u5f53b0,(a+b)(a-1)>0,\u5219\u5fc5\u6709( ) (A)b\u4e0ea\u540c\u53f7 (B)a+b\u4e0ea-1\u540c\u53f7 (C)a>1 (D)b1 (6)\u4e00\u4e2a\u6709\u7406\u6570\u548c\u5b83\u7684\u76f8\u53cd\u6570\u7684\u79ef( ) (A)\u7b26\u53f7\u5fc5\u4e3a\u6b63 (B)\u7b26\u53f7\u5fc5\u4e3a\u8d1f (C)\u4e00\u4e0d\u5c0f\u4e8e\u96f6 (D)\u4e00\u5b9a\u4e0d\u5927\u4e8e\u96f6 (7)\u82e5|a-1|*|b+1|=0,\u5219a,b\u7684\u503c( ) (A)a=1,b\u4e0d\u53ef\u80fd\u4e3a-1 (B)b=-1,a\u4e0d\u53ef\u80fd\u4e3a1 (C)a=1\u6216b=1 (D)a\u4e0eb\u7684\u503c\u76f8\u7b49 (8)\u82e5a*B*C=0,\u5219\u8fd9\u4e09\u4e2a\u6709\u7406\u6570\u4e2d( ) (A)\u81f3\u5c11\u6709\u4e00\u4e2a\u4e3a\u96f6 (B)\u4e09\u4e2a\u90fd\u662f\u96f6 (C)\u53ea\u6709\u4e00\u4e2a\u4e3a\u96f6 (D)\u4e0d\u53ef\u80fd\u6709\u4e24\u4e2a\u4ee5\u4e0a\u4e3a\u96f6
(\u4e8c)\u586b\u7a7a\u9898:
(1)\u6709\u7406\u6570\u4e58\u6cd5\u6cd5\u5219\u662f:\u4e24\u6570\u76f8\u4e58,\u540c\u53f7__________,\u5f02\u53f7_______________,\u5e76\u628a\u7edd\u5bf9\u503c_____, \u4efb\u4f55\u6570\u540c\u96f6\u76f8\u4e58\u90fd\u5f97__________________. (2)\u82e5\u56db\u4e2a\u6709\u7406\u6570a,b,c,d\u4e4b\u79ef\u662f\u6b63\u6570,\u5219a,b,c,d\u4e2d\u8d1f\u6570\u7684\u4e2a\u6570\u53ef\u80fd\u662f______________; (3)\u8ba1\u7b97(-2/199)*(-7/6-3/2+8/3)=________________; (4)\u8ba1\u7b97:(4a)*(-3b)*(5c)*1/6=__________________; (5)\u8ba1\u7b97:(-8)*(1/2-1/4+2)=-4-2+16=10\u7684\u9519\u8bef\u662f___________________; (6)\u8ba1\u7b97:(-1/6)*(-6)*(10/7)*(-7/10)=[(-1/6)*(-6)][(+10/7)*(-7/10)]=-1\u7684\u6839\u636e\u662f_______
(\u4e09)\u5224\u65ad\u9898:
(1)\u4e24\u6570\u4e4b\u79ef\u4e3a\u6b63,\u90a3\u4e48\u8fd9\u4e24\u6570\u4e00\u5b9a\u90fd\u662f\u6b63\u6570; (2)\u4e24\u6570\u4e4b\u79ef\u4e3a\u8d1f,\u90a3\u4e48\u8fd9\u4e24\u4e2a\u6570\u5f02\u53f7; (3)\u51e0\u4e2a\u6709\u7406\u6570\u76f8\u4e58,\u5f53\u56e0\u6570\u6709\u5076\u6570\u4e2a\u65f6,\u79ef\u4e3a\u6b63; (4)\u51e0\u4e2a\u6709\u7406\u6570\u76f8\u4e58,\u5f53\u79ef\u4e3a\u8d1f\u6570\u65f6,\u8d1f\u56e0\u6570\u6709\u5947\u6570\u4e2a; (5)\u79ef\u6bd4\u6bcf\u4e2a\u56e0\u6570\u90fd\u5927.
\u7ec3\u4e60(\u56db)(B\u7ea7)
(\u4e00)\u8ba1\u7b97\u9898:
(1)(-4)(+6)(-7) (2)(-27)(-25)(-3)(-4) (3)0.001*(-0.1)*(1.1) (4)24*(-5/4)*(-12/15)*(-0.12) (5)(-3/2)(-4/3)(-5/4)(-6/5)(-7/6)(-8/7) (6)(-24/7)(11/8+7/3-3.75)*24
(\u4e8c)\u7528\u7b80\u4fbf\u65b9\u6cd5\u8ba1\u7b97:
(1)(-71/8)*(-23)-23*(-73/8) (2)(-7/15)*(-18)*(-45/14) (3)(-2.2)*(+1.5)*(-7/11)*(-2/7) (\u4e09)\u5f53a=-4,b=-3,c=-2,d=-1\u65f6,\u6c42\u4ee3\u6570\u5f0f(ab+cd)(ab-cd)\u7684\u503c.
(\u56db)\u5df2\u77e51+2+3+......+31+32+33=17*33,\u8ba1\u7b97\u4e0b\u5f0f
1-3+2-6+3-9-12+...+31-93+32-96+33-99\u7684\u503c
\u7ec3\u4e60\u4e94(A\u7ea7)
(\u4e00)\u9009\u62e9\u9898:
(1)\u5df2\u77e5a,b\u662f\u4e24\u4e2a\u6709\u7406\u6570,\u5982\u679c\u5b83\u4eec\u7684\u5546a/b=0,\u90a3\u4e48( ) (A)a=0\u4e14b\u22600 (B)a=0 (C)a=0\u6216b=0 (D)a=0\u6216b\u22600 (2)\u4e0b\u5217\u7ed9\u5b9a\u56db\u7ec4\u65701\u548c1;-1\u548c-1;0\u548c0;-2/3\u548c-3/2,\u5176\u4e2d\u4e92\u4e3a\u5012\u6570\u7684\u662f( ) (A)\u53ea\u6709 (B)\u53ea\u6709 (C)\u53ea\u6709 (D)\u90fd\u662f (3)\u5982\u679ca/|b|(b\u22600)\u662f\u6b63\u6574\u6570,\u5219( ) (A)|b|\u662fa\u7684\u7ea6\u6570 (B)|b|\u662fa\u7684\u500d\u6570 (C)a\u4e0eb\u540c\u53f7 (D)a\u4e0eb\u5f02\u53f7 (4)\u5982\u679ca>b,\u90a3\u4e48\u4e00\u5b9a\u6709( ) (A)a+b>a (B)a-b>a (C)2a>ab (D)a/b>1
(\u4e8c)\u586b\u7a7a\u9898:
(1)\u5f53|a|/a=1\u65f6,a______________0;\u5f53|a|/a=-1\u65f6,a______________0;(\u586b>,0,\u5219a___________0; (11)\u82e5ab/c0,\u5219b___________0; (12)\u82e5a/b>0,b/c(-0.3)4>-106 (B)(-0.3)4>-106>(-0.2)3 (C)-106>(-0.2)3>(-0.3)4 (D)(-0.3)4>(-0.2)3>-106 (4)\u82e5a\u4e3a\u6709\u7406\u6570,\u4e14a2>a,\u5219a\u7684\u53d6\u503c\u8303\u56f4\u662f( ) (A)a1\u6216a<0 (5)\u4e0b\u9762\u7528\u79d1\u5b66\u8bb0\u6570\u6cd5\u8868\u793a106000,\u5176\u4e2d\u6b63\u786e\u7684\u662f( ) (A)1.06*105 (B)10.6*105 (C)1.06*106 (D)0.106*107 (6)\u5df2\u77e51.2363=1.888,\u5219123.63\u7b49\u4e8e( ) (A)1888 (B)18880 (C)188800 (D)1888000 (7)\u82e5a\u662f\u6709\u7406\u6570,\u4e0b\u5217\u5404\u5f0f\u603b\u80fd\u6210\u7acb\u7684\u662f( ) (A)(-a)4=a4 (B)(-a)3=A4 (C)-a4=(-a)4 (D)-a3=a3 (8)\u8ba1\u7b97:(-1)1-(-2)2-(-3)3-(-4)4\u6240\u5f97\u7ed3\u679c\u662f( ) (A)288 (B)-288 (C)-234 (D)280
(\u4e8c)\u586b\u7a7a\u9898:
(1)\u572823\u4e2d,3\u662f________,2\u662f_______,\u5e42\u662f________;\u82e5\u628a3\u770b\u4f5c\u5e42,\u5219\u5b83\u7684\u5e95\u6570\u662f________,
\u6307\u6570\u662f________; (2)\u6839\u636e\u5e42\u7684\u610f\u4e49:(-2)3\u8868\u793a________\u76f8\u4e58; (-3)2v\u8868\u793a________\u76f8\u4e58;-23\u8868\u793a________. (3)\u5e73\u65b9\u7b49\u4e8e36/49\u7684\u6709\u7406\u6570\u662f________;\u7acb\u65b9\u7b49\u4e8e-27/64\u7684\u6570\u662f________ (4)\u628a\u4e00\u4e2a\u5927\u4e8e10\u7684\u6b63\u6570\u8bb0\u6210a*10n(n\u4e3a\u6b63\u6574\u6570)\u7684\u5f62\u6210,a\u7684\u8303\u56f4\u662f________,\u8fd9\u91ccn\u6bd4\u539f\u6765\u7684\u6574
\u6570\u4f4d\u6570\u5c11_________,\u8fd9\u79cd\u8bb0\u6570\u6cd5\u79f0\u4e3a\u79d1\u5b66\u8bb0\u6570\u6cd5; (5)\u7528\u79d1\u5b66\u8bb0\u6570\u6cd5\u8bb0\u51fa\u4e0b\u9762\u5404\u6570:4000=___________;950000=________________;\u5730\u7403
\u7684\u8d28\u91cf\u7ea6\u4e3a49800...0\u514b(28\u4f4d),\u53ef\u8bb0\u4e3a________; (6)\u4e0b\u9762\u7528\u79d1\u5b66\u8bb0\u6570\u6cd5\u8bb0\u51fa\u7684\u6570,\u539f\u6765\u5404\u4e3a\u591a\u5c11 105=_____________;2*105=______________; 9.7*107=______________9.756*103=_____________ (7)\u4e0b\u5217\u5404\u6570\u5206\u522b\u662f\u51e0\u4f4d\u81ea\u7136\u6570 7*106\u662f______\u4f4d\u6570 1.1*109\u662f________\u4f4d\u6570; 3.78*107\u662f______\u4f4d\u6570 1010\u662f________\u4f4d\u6570; (8)\u82e5\u6709\u7406\u6570m 0,b0 (B)a-|b|>0 (C)a2+b3>0 (D)a0 (C)a,b\u4e92\u4e3a\u76f8\u53cd\u6570; (D)-ab (C)a
(5)\u7528\u56db\u820d\u4e94\u5165\u6cd5\u5f97\u5230\u7684\u8fd1\u4f3c\u65701.20\u6240\u8868\u793a\u7684\u51c6\u786e\u6570a\u7684\u8303\u56f4\u662f( )
(A)1.195\u2264a<1.205 (B)1.15\u2264a<1.18 (C)1.10\u2264a<1.30 (D)1.200\u2264a<1.205 (6)\u4e0b\u5217\u8bf4\u6cd5\u6b63\u786e\u7684\u662f( ) (A)\u8fd1\u4f3c\u65703.80\u7684\u7cbe\u786e\u5ea6\u4e0e\u8fd1\u4f3c\u657038\u7684\u7cbe\u786e\u5ea6\u76f8\u540c; (B)\u8fd1\u4f3c\u657038.0\u4e0e\u8fd1\u4f3c\u657038\u7684\u6709\u6548\u6570\u5b57\u4e2a\u6570\u4e00\u6837 (C)3.1416\u7cbe\u786e\u5230\u767e\u5206\u4f4d\u540e,\u6709\u4e09\u4e2a\u6709\u6548\u6570\u5b573,1,4; (D)\u628a123*102\u8bb0\u62101.23*104,\u5176\u6709\u6548\u6570\u5b57\u6709\u56db\u4e2a.
(\u4e8c)\u586b\u7a7a\u9898:
(1)\u5199\u51fa\u4e0b\u5217\u7531\u56db\u820d\u4e94\u5165\u5f97\u5230\u7684\u8fd1\u4f3c\u503c\u6570\u7684\u7cbe\u786e\u5ea6\u4e0e\u6709\u6548\u6570\u5b57: (1)\u8fd1\u4f3c\u657085\u7cbe\u786e\u5230________\u4f4d,\u6709\u6548\u6570\u5b57\u662f________; (2)\u8fd1\u4f3c\u65703\u4e07\u7cbe\u786e\u5230______\u4f4d,\u6709\u6548\u6570\u5b57\u662f________; (3)\u8fd1\u4f3c\u65705200\u5343\u7cbe\u786e\u5230________,\u6709\u6548\u6570\u5b57\u662f_________; (4)\u8fd1\u4f3c\u65700.20\u7cbe\u786e\u5230_________\u4f4d,\u6709\u6548\u6570\u5b57\u662f_____________. (2)\u8bbee=2.71828......,\u53d6\u8fd1\u4f3c\u65702.7\u662f\u7cbe\u786e\u5230__________\u4f4d,\u6709_______\u4e2a\u6709\u6548\u6570\u5b57;
\u53d6\u8fd1\u4f3c\u65702.7183\u662f\u7cbe\u786e\u5230_________\u4f4d,\u6709_______\u4e2a\u6709\u6548\u6570\u5b57. (3)\u7531\u56db\u820d\u4e94\u5165\u5f97\u5230\u03c0=3.1416,\u7cbe\u786e\u52300.001\u7684\u8fd1\u4f3c\u503c\u662f\u03c0=__________; (4)3.1416\u4fdd\u7559\u4e09\u4e2a\u6709\u6548\u6570\u5b57\u7684\u8fd1\u4f3c\u503c\u662f_____________;
(\u4e09)\u5224\u65ad\u9898:
(1)\u8fd1\u4f3c\u657025.0\u7cbe\u786e\u4ee5\u4e2a\u75ca,\u6709\u6548\u6570\u5b57\u662f2,5; (2)\u8fd1\u4f3c\u65704\u5343\u548c\u8fd1\u4f3c\u65704000\u7684\u7cbe\u786e\u7a0b\u5ea6\u4e00\u6837; (3)\u8fd1\u4f3c\u65704\u5343\u548c\u8fd1\u4f3c\u65704*10^3\u7684\u7cbe\u786e\u7a0b\u5ea6\u4e00\u6837; (4)9.949\u7cbe\u786e\u52300.01\u7684\u8fd1\u4f3c\u6570\u662f9.95.
\u7ec3\u4e60\u516b(B\u7ea7)
(\u4e00)\u7528\u56db\u820d\u4e94\u5165\u6cd5\u5bf9\u4e0b\u5217\u5404\u6570\u53d6\u8fd1\u4f3c\u503c(\u8981\u6c42\u4fdd\u7559\u4e09\u4e2a\u6709\u6548\u6570\u5b57): (1)37.27 (2)810.9 (3)0.0045078 (4)3.079
(\u4e8c)\u7528\u56db\u820d\u4e94\u5165\u6cd5\u5bf9\u4e0b\u5217\u5404\u6570\u53d6\u8fd1\u4f3c\u503c(\u8981\u6c42\u7cbe\u786e\u5230\u5343\u4f4d): (1)37890.6 (2)213612.4 (3)1906.57
(\u4e09)\u8ba1\u7b97(\u7ed3\u679c\u4fdd\u7559\u4e24\u4e2a\u6709\u6548\u6570\u5b57): (1)3.14*3.42 (2)972*3.14*1/4
\u7ec3\u4e60\u4e5d
(\u4e00)\u67e5\u8868\u6c42\u503c:
(1)7.042 (2)2.482 (3)9.52 (4)2.0012 (5)123.42 (6)0.12342 (7)1.283 (8)3.4683 (9)(-0.5398)3 (10)53.733
(\u4e8c)\u5df2\u77e52.4682=6.901,\u4e0d\u67e5\u8868\u6c4224.682\u4e0e0.024682\u7684\u503c
(\u4e09)\u5df2\u77e55.2633=145.7,\u4e0d\u67e5\u8868\u6c42
(1)0.52633 (2)0.05263 (3)52.632 (4)52633
(\u56db)\u5df2\u77e521.762^2=473.5,\u90a3\u4e480.0021762\u662f\u591a\u5c11 \u4fdd\u7559\u4e09\u4e2a\u6709\u6548\u6570\u5b57\u7684\u8fd1\u4f3c\u503c\u662f\u591a\u5c11
(\u4e94)\u67e5\u8868\u8ba1\u7b97:\u534a\u5f84\u4e3a77cm\u7684\u7403\u7684\u8868\u9762\u79ef.(\u7403\u7684\u9762\u79ef=4\u03c0*r2)
\u6709\u7406\u6570\u7ec3\u4e60\u9898
\u9274\u4e8e\u90e8\u5206\u5b66\u6821\u53ef\u80fd\u4f1a\u4e3e\u884c\u5165\u5b66\u5b9e\u9a8c\u73ed\u7684\u9009\u62d4\u8003\u8bd5\uff0c\u53ef\u80fd\u4f1a\u6d89\u53ca\u5230\u521d\u4e00\u7684\u90e8\u5206\u5185\u5bb9\u3002\u6211\u4eec\u7279\u5730\u9009\u7f16\u4e86\u8fd9\u4efd\u7531\u7406\u6570\u7ec3\u4e60\u9898\uff0c\u4f9b\u540c\u5b66\u4eec\u7ec3\u4e60\uff0c\u96be\u5ea6\u53ef\u80fd\u9ad8\u4e8e\u4e00\u4e9b\u9009\u62d4\u8003\u8bd5\u7684\u9898\u76ee\uff08\u6709\u7406\u6570\u90e8\u5206\uff09\u3002\u8fd9\u4efd\u7ec3\u4e60\u9898\u4e5f\u53ef\u4ee5\u4f5c\u4e3a\u521d\u4e00\u5b66\u4e60\u540e\u6709\u7406\u6570\u540e\u4f7f\u7528\u3002
\u4e00 \u586b\u7a7a\u9898
1\uff0e-(- )\u7684\u5012\u6570\u662f_________\uff0c\u76f8\u53cd\u6570\u662f__________\uff0c\u7edd\u5bf9\u503c\u662f__________\u3002
2\uff0e\u82e5|x|+|y|=0\uff0c\u5219x=__________\uff0cy=__________\u3002
3\uff0e\u82e5|a|=|b|\uff0c\u5219a\u4e0eb__________\u3002
4\uff0e\u56e0\u4e3a\u5230\u70b92\u548c\u70b96\u8ddd\u79bb\u76f8\u7b49\u7684\u70b9\u8868\u793a\u7684\u6570\u662f4\uff0c\u6709\u8fd9\u6837\u7684\u5173\u7cfb \uff0c\u90a3\u4e48\u5230\u70b9100\u548c\u5230\u70b9999\u8ddd\u79bb\u76f8\u7b49\u7684\u6570\u662f_____________\uff1b\u5230\u70b9 \u8ddd\u79bb\u76f8\u7b49\u7684\u70b9\u8868\u793a\u7684\u6570\u662f____________\uff1b\u5230\u70b9m\u548c\u70b9\u2013n\u8ddd\u79bb\u76f8\u7b49\u7684\u70b9\u8868\u793a\u7684\u6570\u662f________\u3002
5\uff0e\u8ba1\u7b97\uff1a =_________\u3002
6\uff0e\u5df2\u77e5 \uff0c\u5219 =_________\u3002
7.\u5982\u679c \uff1d2\uff0c\u90a3\u4e48x\uff1d .
8\uff0e\u5230\u70b93\u8ddd\u79bb4\u4e2a\u5355\u4f4d\u7684\u70b9\u8868\u793a\u7684\u6709\u7406\u6570\u662f_____________\u3002
9\uff0e________________________\u8303\u56f4\u5185\u7684\u6709\u7406\u6570\u7ecf\u8fc7\u56db\u820d\u4e94\u5165\u5f97\u5230\u7684\u8fd1\u4f3c\u65703.142\u3002
10\uff0e\u5c0f\u4e8e3\u7684\u6b63\u6574\u6570\u6709_____.
11. \u5982\u679cm<0\uff0cn\uff1e0\uff0c|m|\uff1e|n|\uff0c\u90a3\u4e48m+n__________0\u3002
12\uff0e\u4f60\u80fd\u5f88\u5feb\u7b97\u51fa \u5417\uff1f
\u4e3a\u4e86\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\uff0c\u6211\u4eec\u8003\u5bdf\u4e2a\u4f4d\u4e0a\u7684\u6570\u4e3a5\u7684\u6b63\u6574\u6570\u7684\u5e73\u65b9\uff0c\u4efb\u610f\u4e00\u4e2a\u4e2a\u4f4d\u6570\u4e3a5\u7684\u6b63\u6574\u6570\u53ef\u5199\u621010n\uff0b5\uff08n\u4e3a\u6b63\u6574\u6570\uff09\uff0c\u5373\u6c42 \u7684\u503c\uff0c\u8bd5\u5206\u6790 \uff0c2\uff0c3\u2026\u2026\u8fd9\u4e9b\u7b80\u5355\u60c5\u5f62\uff0c\u4ece\u4e2d\u63a2\u7d22\u5176\u89c4\u5f8b\u3002
\u2474\u901a\u8fc7\u8ba1\u7b97\uff0c\u63a2\u7d22\u89c4\u5f8b:
\u53ef\u5199\u6210 \uff1b
\u53ef\u5199\u6210 \uff1b
\u53ef\u5199\u6210 \uff1b
\u53ef\u5199\u6210 \uff1b
\u2026\u2026\u2026\u2026\u2026\u2026
\u53ef\u5199\u6210________________________________
\u53ef\u5199\u6210________________________________
\u2475\u6839\u636e\u4ee5\u4e0a\u89c4\u5f8b\uff0c\u8bd5\u8ba1\u7b97 =
13\uff0e\u89c2\u5bdf\u4e0b\u9762\u4e00\u5217\u6570\uff0c\u6839\u636e\u89c4\u5f8b\u5199\u51fa\u6a2a\u7ebf\u4e0a\u7684\u6570\uff0c
\uff0d \uff1b \uff1b\uff0d \uff1b \uff1b \uff1b \uff1b\u2026\u2026\uff1b\u7b2c2003\u4e2a\u6570\u662f \u3002
14\uff0e \u628a\u4e0b\u5217\u5404\u6570\u586b\u5728\u76f8\u5e94\u7684\u96c6\u5408\u5185\u3002
\u6574\u6570\u96c6\u5408\uff1a\uff5b \u2026\u2026\uff5d
\u8d1f\u6570\u96c6\u5408\uff1a\uff5b \u2026\u2026\uff5d
\u5206\u6570\u96c6\u5408\uff1a\uff5b \u2026\u2026\uff5d
\u975e\u8d1f\u6570\u96c6\u5408\uff1a\uff5b \u2026\u2026\uff5d
\u6b63\u6709\u7406\u6570\u96c6\u5408\uff1a\uff5b \u2026\u2026\uff5d
\u8d1f\u5206\u6570\u96c6\u5408\uff1a\uff5b \u2026\u2026\uff5d
\u4e8c \u9009\u62e9\u9898
15\uff0e\uff081\uff09\u4e0b\u5217\u8bf4\u6cd5\u6b63\u786e\u7684\u662f\uff08 \uff09
\uff08A\uff09\u7edd\u5bf9\u503c\u8f83\u5927\u7684\u6570\u8f83\u5927\uff1b
\uff08B\uff09\u7edd\u5bf9\u503c\u8f83\u5927\u7684\u6570\u8f83\u5c0f\uff1b
\uff08C\uff09\u7edd\u5bf9\u503c\u76f8\u7b49\u7684\u4e24\u6570\u76f8\u7b49\uff1b
\uff08D\uff09\u76f8\u7b49\u4e24\u6570\u7684\u7edd\u5bf9\u503c\u76f8\u7b49\u3002
16\uff0e \u5df2\u77e5a0,\u4e14|a|>|b|>|c|,\u5219|a|+|b|-|c|+|a+b|+|b+c|+|a+c|\u7b49\u4e8e\uff08 \uff09
A.-3a+b+c B.3a+3b+c C.a-b+2c D.-a+3b-3c
17.\u4e0b\u5217\u7ed3\u8bba\u6b63\u786e\u7684\u662f\uff08 \uff09
A. \u8fd1\u4f3c\u65701.230\u548c1.23\u7684\u6709\u6548\u6570\u5b57\u4e00\u6837
B. \u8fd1\u4f3c\u657079.0\u662f\u7cbe\u786e\u5230\u4e2a\u4f4d\u7684\u6570\uff0c\u5b83\u7684\u6709\u6548\u6570\u5b57\u662f7\u30019
C. \u8fd1\u4f3c\u65703.0324\u67095\u4e2a\u6709\u6548\u6570\u5b57
D. \u8fd1\u4f3c\u65705\u5343\u4e0e\u8fd1\u4f3c\u65705000\u7684\u7cbe\u786e\u5ea6\u76f8\u540c
18\uff0e\u4e24\u4e2a\u6709\u7406\u6570\u76f8\u52a0\uff0c\u5982\u679c\u548c\u6bd4\u5176\u4e2d\u4efb\u4f55\u52a0\u6570\u90fd\u5c0f\uff0c\u90a3\u4e48\u8fd9\u4e24\u4e2a\u52a0\u6570\uff08 \uff09
\uff08A\uff09\u90fd\u662f\u6b63\u6570 \uff08B\uff09\u90fd\u662f\u8d1f\u6570 \uff08C\uff09\u4e92\u4e3a\u76f8\u53cd\u6570 \uff08D\uff09\u5f02\u53f7
19. \u5982\u679c\u6709\u7406\u6570 \uff08 \uff09
A. \u5f53
B.
C.
D. \u4ee5\u4e0a\u8bf4\u6cd5\u90fd\u4e0d\u5bf9
20\uff0e\u4e24\u4e2a\u975e\u96f6\u6709\u7406\u6570\u7684\u548c\u4e3a\u6b63\u6570\uff0c\u90a3\u4e48\u8fd9\u4e24\u4e2a\u6709\u7406\u6570\u4e3a\uff08 \uff09
\uff08A\uff09\u90fd\u662f\u6b63\u6570 \uff08B\uff09\u81f3\u5c11\u6709\u4e00\u4e2a\u4e3a\u6b63\u6570
\uff08C\uff09\u6b63\u6570\u5927\u4e8e\u8d1f\u6570 \uff08D\uff09\u6b63\u6570\u5927\u4e8e\u8d1f\u6570\u7684\u7edd\u5bf9\u503c\uff0c\u6216\u90fd\u4e3a\u6b63\u6570\u3002
\u4e09\u8ba1\u7b97\u9898
21. \u6c42\u4e0b\u9762\u5404\u5f0f\u7684\u503c(-48)\u00f76-(-25)\u00d7(-4)
\uff082\uff095.6+[0.9+4.4-(-8.1)]\uff1b
\uff083\uff09120\u00d7( )\uff1b
\uff084\uff09
22. \u67d0\u5355\u4f4d\u4e00\u661f\u671f\u5185\u6536\u5165\u548c\u652f\u51fa\u60c5\u51b5\u5982\u4e0b\uff1a+853.5\u5143\uff0c+237.2\u5143\uff0c-325\u5143\uff0c+138.5\u5143\uff0c-280\u5143\uff0c-520\u5143\uff0c+103\u5143\uff0c\u90a3\u4e48\uff0c\u8fd9\u4e00\u661f\u671f\u5185\u8be5\u5355\u4f4d\u662f\u76c8\u4f59\u8fd8\u662f\u4e8f\u635f\uff1f\u76c8\u4f59\u6216\u4e8f\u635f\u591a\u5c11\u5143\uff1f
\u63d0\u793a\uff1a\u672c\u9898\u4e2d\u6b63\u6570\u8868\u793a\u6536\u5165\uff0c\u8d1f\u6570\u8868\u793a\u652f\u51fa\uff0c\u5c06\u4e03\u5929\u7684\u6536\u5165\u6216\u652f\u51fa\u6570\u76f8\u52a0\u540e\uff0c\u548c\u4e3a\u6b63\u6570\u8868\u793a\u76c8\u4f59\uff0c\u548c\u4e3a\u8d1f\u6570\u8868\u793a\u4e8f\u635f\u3002
23. \u67d0\u5730\u4e00\u5468\u5185\u6bcf\u5929\u7684\u6700\u9ad8\u6c14\u6e29\u4e0e\u6700\u4f4e\u6c14\u6e29\u8bb0\u5f55\u5982\u4e0b\u8868\uff0c\u54ea\u5929\u7684\u6e29\u5dee\u6700\u5927\u54ea\u5929\u7684\u6e29\u5dee\u6700\u5c0f\uff1f
\u661f\u671f \u4e00 \u4e8c \u4e09 \u56db \u4e94 \u516d \u4e03
\u6700\u9ad8\u6c14\u6e29 10ºC 11ºC 12ºC 9ºC 8ºC 9ºC 8ºC
\u6700\u4f4e\u6c14\u6e29 2ºC 0ºC 1ºC -1ºC -2ºC -3ºC -1ºC
24\u3001\u6b63\u5f0f\u6392\u7403\u6bd4\u8d5b\uff0c\u5bf9\u6240\u4f7f\u7528\u7684\u6392\u7403\u7684\u91cd\u91cf\u662f\u6709\u4e25\u683c\u89c4\u5b9a\u7684\u3002\u68c0\u67e55\u4e2a\u6392\u7403\u7684\u91cd\u91cf\uff0c\u8d85\u8fc7\u89c4\u5b9a\u91cd\u91cf\u7684\u514b\u6570\u8bb0\u4f5c\u6b63\u6570\uff0c\u4e0d\u8db3\u89c4\u5b9a\u91cd\u91cf\u7684\u514b\u6570\u8bb0\u4f5c\u8d1f\u6570\uff0c\u68c0\u67e5\u7ed3\u679c\u5982\u4e0b\u8868\uff1a
+15 -10 +30 -20 -40
\u6307\u51fa\u54ea\u4e2a\u6392\u7403\u7684\u8d28\u91cf\u597d\u4e00\u4e9b\uff08\u5373\u91cd\u91cf\u6700\u63a5\u8fd1\u89c4\u5b9a\u91cd\u91cf\uff09\uff1f\u4f60\u600e\u6837\u7528\u5b66\u8fc7\u7684\u7edd\u5bf9\u503c\u77e5\u8bc6\u6765\u8bf4\u660e\u8fd9\u4e2a\u95ee\u9898\uff1f
25. \u5df2\u77e5 ; ;
\uff081\uff09\u731c\u60f3\u586b\u7a7a\uff1a
\uff082\uff09\u8ba1\u7b97\u2460
\u246123+43+63+983+\u2026\u2026+1003
26\uff0e\u63a2\u7d22\u89c4\u5f8b\u5c06\u8fde\u7eed\u7684\u50762\uff0c4\uff0c6\uff0c8\uff0c\u2026\uff0c\u6392\u6210\u5982\u4e0b\u8868\uff1a
2 4 6 8 10
12 14 16 18 20
22 24 26 28 30
32 34 36 38 40
\u2026 \u2026
\uff081\uff09 \u5341\u5b57\u6846\u4e2d\u7684\u4e94\u4e2a\u6570\u7684\u548c\u4e0e\u4e2d\u95f4\u7684\u6570\u548c16\u6709\u4ec0\u4e48\u5173\u7cfb\uff1f
\uff082\uff09 \u8bbe\u4e2d\u95f4\u7684\u6570\u4e3ax \uff0c\u7528\u4ee3\u6570\u5f0f\u8868\u793a\u5341\u5b57\u6846\u4e2d\u7684\u4e94\u4e2a\u6570\u7684\u548c.
\uff083\uff09 \u82e5\u5c06\u5341\u5b57\u6846\u4e0a\u4e0b\u5de6\u53f3\u79fb\u52a8\uff0c\u53ef\u6846\u4f4f\u53e6\u5916\u7684\u4e94\u4f4d\u6570\uff0c\u5176\u5b83\u4e94\u4f4d\u6570\u7684\u548c\u80fd\u7b49\u4e8e201\u5417\uff1f\u5982\u80fd\uff0c\u5199\u51fa\u8fd9\u4e94\u4f4d\u6570\uff0c\u5982\u4e0d\u80fd\uff0c\u8bf4\u660e\u7406\u7531\u3002
27\uff0e\u8bbey=ax5+bx3+cx-5,\u5176\u4e2da,b,c,\u4e3a\u5e38\u6570\uff0c\u5df2\u77e5\u5f53x= -5\u65f6\uff0cy=7,\u6c42\u5f53x=5\u65f6\uff0c\u6c42y\u7684\u503c\u3002
\u6709\u7406\u6570\u7ec3\u4e60\u9898\u53c2\u8003\u7b54\u6848
\u4e00 \u586b\u7a7a\u9898
1\uff0e 4, - , .\u63d0\u793a\uff1a\u9898\u867d\u7b80\u5355\uff0c\u4f46\u8fd9\u7c7b\u6982\u5ff5\u9898\u5728\u4e03\u5e74\u7ea7\u7684\u8003\u8bd5\u4e2d\u51e0\u4e4e\u5fc5\u8003\u3002
2\uff0e 0\uff0c0\uff0e\u63d0\u793a\uff1a|x|\u22650,|y|\u22650.\u2234x=0,y=0.
3\uff0e\u76f8\u7b49\u6216\u8005\u4e92\u4e3a\u76f8\u53cd\u6570\u3002\u63d0\u793a\uff1a\u4e92\u4e3a\u76f8\u53cd\u6570\u7684\u7edd\u5bf9\u503c\u76f8\u7b49 \u3002
4\uff0e 549.5, , .\u63d0\u793a:\u5230\u6570\u8f74\u4e0a\u4e24\u70b9\u76f8\u7b49\u7684\u6570\u7684\u4e2d\u70b9\u7b49\u4e8e\u8fd9\u4e24\u6570\u548c\u7684\u4e00\u534a.
5\uff0e 0.\u63d0\u793a\uff1a\u6bcf\u76f8\u90bb\u7684\u4e24\u9879\u7684\u548c\u4e3a0\u3002
6\uff0e -8.\u63d0\u793a\uff1a ,4+a=0,a-2b=0,\u89e3\u5f97:a= -4,b= -2. = -8.
7. x-3=\u00b12\u3002x=3\u00b12,x=5\u6216x=1.
8\uff0e -1\u62167\u3002\u63d0\u793a\uff1a\u70b93\u8ddd\u79bb4\u4e2a\u5355\u4f4d\u7684\u70b9\u8868\u793a\u7684\u6709\u7406\u6570\u662f3\u00b14\u3002
9\uff0e 3.1415-3.1424\uff0e\u63d0\u793a\uff1a\u6309\u7167\u56db\u820d\u4e94\u5165\u7684\u89c4\u5219\u3002
10\uff0e1,2.\u63d0\u793a\uff1a\u5927\u4e8e\u96f6\u7684\u6574\u6570\u79f0\u4e3a\u6b63\u6574\u6570\u3002
11. <0.\u63d0\u793a\uff1a\u6709\u7406\u6570\u7684\u52a0\u6cd5\u7684\u7b26\u53f7\u53d6\u51b3\u4e8e\u7edd\u5bf9\u503c\u5927\u7684\u6570\u3002
12\uff0e =5625=100\u00d75\u00d7(5+1)+25; =7225=100\u00d78\u00d7(8+1)+25;
=100\u00d710\u00d7(10+1)+25=11025.
13\uff0e , , .\u63d0\u793a:\u8fd9\u4e00\u5217\u6570\u7684\u7b2cn\u9879\u53ef\u8868\u793a\u4e3a(-1)n .
14\uff0e \u63d0\u793a\uff1a\uff081\uff09\u96c6\u5408\u662f\u6307\u5177\u6709\u67d0\u4e00\u7279\u5f81\u7684\u4e00\u7c7b\u4e8b\u7269\u7684\u5168\u4f53\uff0c\u6ce8\u610f\u4e0d\u8981\u6f0f\u6389\u65700\uff0c\u9898\u76ee\u4e2d\u53ea\u662f\u5177\u4f53\u7684\u51e0\u4e2a\u7b26\u5408\u6761\u4ef6\u7684\u6570\uff0c\u53ea\u662f\u4e00\u90e8\u5206\uff0c\u6240\u4ee5\u901a\u5e38\u8981\u52a0\u7701\u7565\u53f7\u3002
\uff082\uff09\u975e\u8d1f\u6570\u8868\u793a\u4e0d\u662f\u8d1f\u6570\u7684\u6240\u6709\u6709\u7406\u6570\uff0c\u5e94\u4e3a\u6b63\u6570\u548c\u96f6\uff0c\u90a3\u4e48\u975e\u6b63\u6570\u8868\u793a\u4ec0\u4e48\u5462\uff1f\uff08\u7b54\uff1a\u8d1f\u6570\u548c\u96f6\uff09
\u7b54\u6848\uff1a\u6574\u6570\u96c6\u5408\uff1a\uff5b \u2026\u2026\uff5d
\u8d1f\u6570\u96c6\u5408\uff1a\uff5b \u2026\u2026\uff5d
\u5206\u6570\u96c6\u5408\uff1a\uff5b \u2026\u2026\uff5d
\u975e\u8d1f\u6570\u96c6\u5408\uff1a\uff5b \u2026\u2026\uff5d
\u6b63\u6709\u7406\u6570\u96c6\u5408\uff1a\uff5b \u2026\u2026\uff5d
\u8d1f\u5206\u6570\u96c6\u5408\uff1a\uff5b \u2026\u2026\uff5d
\u4e8c \u9009\u62e9\u9898
15\uff0e D.\u63d0\u793a\uff1a\u5bf9\u4e8e\u4e24\u4e2a\u8d1f\u6570\u6765\u8bf4\uff0c\u7edd\u5bf9\u503c\u5c0f\u7684\u6570\u53cd\u800c\u5927\uff0c\u6240\u4ee5A\u9519\u8bef\u3002\u5bf9\u4e8e\u4e24\u4e2a\u6b63\u6570\u6765\u8bf4\uff0c\u7edd\u5bf9\u503c\u5927\u7684\u6570\u5927\uff0c\u6240\u4ee5B\u9519\u8bef\u3002\u4e92\u4e3a\u76f8\u53cd\u6570\u7684\u4e24\u4e2a\u6570\u7684\u7edd\u5bf9\u503c\u76f8\u7b49\u3002
16\uff0eA.\u63d0\u793a\uff1a-a+b-(-c)-(a+b)+(b+c)-(a+c)= -3a+b+c
17. C.\u63d0\u793a\uff1a\u6709\u6548\u6570\u5b57\u7684\u5b9a\u4e49\u662f\u4ece\u5de6\u8fb9\u7b2c\u4e00\u4f4d\u4e0d\u4e3a\u96f6\u7684\u6570\u5b57\u8d77\uff0c\u5230\u53f3\u8fb9\u6700\u540e\u4e00\u4e2a\u6570\u5b57\u7ed3\u675f\u300218\uff0eB
19.C \u63d0\u793a\uff1a\u5f53n\u4e3a\u5947\u6570\u65f6, , <0. \u5f53n\u4e3a\u5076\u6570\u65f6\uff0c , <0.\u6240\u4ee5n\u4e3a\u4efb\u610f\u81ea\u7136\u6570\u65f6\uff0c\u603b\u6709 <0\u6210\u7acb.
20\uff0e D.\u63d0\u793a\uff1a\u4e24\u4e2a\u6709\u7406\u6570\u60f3\u52a0\uff0c\u6240\u5f97\u6570\u7684\u7b26\u53f7\u7531\u7edd\u5bf9\u503c\u5927\u7684\u6570\u89c9\u5f97\u51b3\u5b9a\u3002
\u4e09\u8ba1\u7b97\u9898
21. \u6c42\u4e0b\u9762\u5404\u5f0f\u7684\u503c
\uff081\uff09-108
\uff082\uff0919 .\u63d0\u793a\uff1a\u5148\u53bb\u62ec\u53f7\uff0c\u540e\u8ba1\u7b97\u3002
\uff083\uff09-111 .\u63d0\u793a: 120\u00d7( )
120\u00d7( )
=120\u00d7(- )+120\u00d7 -120\u00d7
= -111
\uff084\uff09 .\u63d0\u793a;
=1- +
=
22. \u63d0\u793a\uff1a\u672c\u9898\u4e2d\u6b63\u6570\u8868\u793a\u6536\u5165\uff0c\u8d1f\u6570\u8868\u793a\u652f\u51fa\uff0c\u5c06\u4e03\u5929\u7684\u6536\u5165\u6216\u652f\u51fa\u6570\u76f8\u52a0\u540e\uff0c\u548c\u4e3a\u6b63\u6570\u8868\u793a\u76c8\u4f59\uff0c\u548c\u4e3a\u8d1f\u6570\u8868\u793a\u4e8f\u635f\u3002
\u89e3\uff1a\uff08+853.5\uff09+\uff08+237.2\uff09+\uff08-325\uff09+\uff08+138.5\uff09+\uff08-520\uff09+\uff08-280\uff09+\uff08+103\uff09
\uff1d[\uff08+853.5\uff09+\uff08+237.2\uff09+\uff08+138.5\uff09+\uff08+103\uff09]+[\uff08-325\uff09+\uff08-520\uff09+\uff08-280\uff09]
\uff1d\uff08+1332.2\uff09+\uff08-1125\uff09
\uff1d+207.2
\u6545\u672c\u661f\u671f\u5185\u8be5\u5355\u4f4d\u76c8\u4f59\uff0c\u76c8\u4f59207.2\u5143\u3002
23. \u63d0\u793a\uff1a\u6c42\u6e29\u5dee\u5229\u7528\u51cf\u6cd5\uff0c\u5373\u6700\u9ad8\u6e29\u5ea6\u7684\u5dee\uff0c\u518d\u6bd4\u8f83\u5b83\u4eec\u7684\u5927\u5c0f\u3002
\u89e3\uff1a\u5468\u4e00\u6e29\u5dee\uff1a10-2\uff1d8\uff08ºC\uff09
\u5468\u4e8c\u6e29\u5dee\uff1a11-0\uff1d11\uff08ºC\uff09
\u5468\u4e09\u6e29\u5dee\uff1a12-1\uff1d11\uff08ºC\uff09
\u5468\u56db\u6e29\u5dee\uff1a9-\uff08-1\uff09\uff1d10\uff08ºC\uff09
\u5468\u4e94\u6e29\u5dee\uff1a8-\uff08-2\uff09\uff1d10\uff08ºC\uff09
\u5468\u516d\u6e29\u5dee\uff1a9-\uff08-3\uff09\uff1d12\uff08ºC\uff09
\u5468\u65e5\u6e29\u5dee\uff1a8-\uff08-1\uff09\uff1d9\uff08ºC\uff09
\u6240\u4ee5\u5468\u516d\u6e29\u5dee\u6700\u5927\uff0c\u5468\u4e00\u6e29\u5dee\u6700\u5c0f\u3002
24\u3001
\u89e3\uff1a\u7b2c\u4e8c\u53ea\u6392\u7403\u8d28\u91cf\u597d\u4e00\u4e9b\uff0c\u5229\u7528\u8fd9\u4e9b\u6570\u636e\u7684\u7edd\u5bf9\u503c\u7684\u5927\u5c0f\u6765\u5224\u65ad\u6392\u7403\u7684\u8d28\u91cf\uff0c\u7edd\u5bf9\u503c\u8d8a\u5c0f\u8bf4\u660e\u8d8a\u63a5\u8fd1\u89c4\u5b9a\u91cd\u91cf\uff0c\u56e0\u6b64\u8d28\u91cf\u4e5f\u5c31\u597d\u4e00\u4e9b\u3002
25.
\uff081\uff09 \uff082\uff09\u246025502500\uff1b\u63d0\u793a\uff1a\u539f\u5f0f=
\u2461\u539f\u5f0f=
=23\u00d713+23\u00d723+23\u00d733+23\u00d743+23\u00d753+\u2026\u2026+23\u00d7503
=23(13+23+33+43+53+\u2026\u2026+503)
=8\u00d7
=13005000
26\uff0e
(1) \u5341\u5b57\u6846\u4e2d\u7684\u4e94\u4e2a\u6570\u7684\u548c\u7b49\u4e8e\u4e2d\u95f4\u76845\u500d\u3002
(2) 5x
(3) \u4e0d\u80fd\uff0c\u5047\u8bbe5x=201.x=40.2.\u4e0d\u662f\u6574\u6570.\u6240\u4ee5\u4e0d\u5b58\u5728\u8fd9\u4e48\u4e00\u4e2ax.
27\uff0ey=ax5+bx3+cx-5,y+5= ax5+bx3+cx,\u5f53x=-5\u65f6\uff0cy+5=12.
-(y+5)=-ax5-bx3-cx=a(-x)5+b(-x)3+c(-x)
\u2234\u5f53x=5\u65f6\uff0ca(-5)5+b(-5)3+c(-5)\uff1d\uff0d12\uff1b
a(-5)5+b(-5)3+c(-5)-5= -17
120-144÷18+35
347+45×2-4160÷52
（58+37）÷（64-9×5）
95÷（64-45）
178-145÷5×6+42
812-700÷（9+31×11）
85+14×（14+208÷26）
（284+16）×（512-8208÷18）
120-36×4÷18+35
(58+37）÷（64-9×5）
(6.8-6.8×0.55)÷8.5
0.12× 4.8÷0.12×4.8
(3.2×1.5+2.5）÷1.6
3.2×（1.5+2.5）÷1.6
6-1.6÷47.2÷0.8-1.2×5
6.5×（4.8-1.2×410.15-10.75×0.4-5.7
5.8×（3.87-0.13）+4.2×3.74
32.52-（6+9.728÷3.2）×2.
(136+64）×（65-345÷23）
420+580-64×21÷28
(58+370）÷（64-45）
6.9＋4.8＋3.1
0.456＋6.22＋3.78
15.89＋(6.75－5.8）*6
4.02＋5.4＋0.98
5.17－1.8－3.2
13.75－(3.75＋6.48)*6
3.68＋7.56－2.68
7.85＋2.34－0.85＋4.66
35.6－1.8－15.6－7.2
3.82＋2.9＋0.18＋9.1
9.6＋4.8－3.6
7.14－0.53－2.47
5.27＋2.86－0.66＋1.63
13.35－4.68＋2.65
73.8－1.64－13.8－5.36
47.8－7.45+8.8
0.398+0.36+3.64
15.75+3.59－0.59+14.25
66.86－8.66－1.34
0.25×16.2×4
(1.25－0.125)×8
3.6×102
3.72×3.5＋6.28×3.5
36.8－3.9－6.1
15.6×13.1－15.6－15.6×2.1
4.8×7.8＋78×0.52
32＋4.9－0.9
4.8×100.1
56.5×9.9＋56.5
7.09×10.8－0.8×4
25.48－(9.4－0.52)
4.2÷3.5
18.76×9.9＋18.76
3.52÷2.5÷0.4
3.9－4.1＋6.1－5.9
5.6÷3.5
9.6÷0.8÷0.4
4.2×99＋4.2
17.8÷(1.78×4)
0.49÷1.4
1.25×2.5×32
3.65×10.1
15.2÷0.25÷4
0.89×100.1
146.5－(23＋46.5)
3.83×4.56＋3.83×5.44
4.36×12.5×8
9.7×99＋9.7
27.5×3.7－7.5×3.7
8.54÷2.5÷0.4
0.65×101
3.2×0.25×12.5
(45.9－32.7)÷8÷0.125
3.14×0.68＋31.4×0.032
5.6÷1.25÷0.8÷2.5÷0.4
7.2×0.2＋2.4×1.4
8.9×1.01
7.74×（2.8－1.3）＋1.5×2.2
3.9×2.7＋3.9×7.3
18－1.8÷0.125÷0.8
12.7×9.9＋1.27
21×（9.3－3.7）－5.6
15.02-6.8-1.02
5.4×11-5.4
2.3×16+2.3×23+2.3
9.43-（6.28-1.57）
3.65×4.7－36.5×0.37
46×57＋23×86
13.7×0.25－3.7÷4
2.22×9.9+6.66×6.7
101×0.87-0.91×87
10.7×16.1-15.1×10.7
0.79×199
4.8+8.63+5.2+0.37
5.93+0.19+2.81
1.76+0.195+3.24
2.35+1.713+0.287+7.65
1.57+0.245+7.43
6.02+3.6+1.98
0.134+2.66+0.866
1.27+3.9+0.73+16.1
7.5＋4.9－6.5
3.07－0.38－1.62
1.29＋3.7＋2.71＋6.3
8－2.45－1.5
3.25＋1.79－0.59＋1.75
23.4－0.8－13.4－7.2
0.32×403
3.2＋0.36＋4.8＋1.64
1.23＋3.4－0.23＋6.6
0.25×36
12.7－（3.7＋0.84）
36.54－1.76－4.54
0.25×0.73×5
7.6×0.8＋0.2×7.6
0.85×199
0.25×8.5×4
1.28×8.6＋0.72×8.6
12.5×0.96×0.8
10.4－9.6×0.5
0.8×（4.3×1.25）
3.12＋3.12×99
28.6×101－28.3
0.86×15.7－0.86×14.7
2.4×102
2.31×1.2×0.5
14－7.32－2.68
2.64＋8.67＋7.36＋11.33
70÷28
（2.5－0.25）×0.4
9.16×1.5－0.5×9.16
3.6－3.6×0.5
63.4÷2.5÷0.4
4.9÷1.4
3.9÷（1.3×5）
（7.7＋1.54）÷0.7
2.5×2.4
2.7÷45
15÷（0.15×0.4）
0.35×1.25×2×0.8
32.4×0.9＋0.1×32.4
15÷0.25
4.5÷1.8
11*11=121 11*22=242 11*33=363 11*44=484（乘法4） 3^2+4^2=25 5^2+12^2=169 6^2+8^2=100 2^2+4^2=20（乘方4）20/5=4 30/5=6 40/5=8 50/5=10(除法4） 34+43=77
78+32=110 45+75=120 76+54=130（加法4） 100-55=45 23-12=11 34-13=21 98-23=75（减法4）
找有理数道加法，百度有理数加法160道练习题 带答案 百度文库。百度有理数减法计算题320道 带答案
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