有理数混合运算计算题(含加减,乘除,乘方、多重括号,绝对值)20道,急急急在线等 有理数加减乘除乘方混合运算题.带答案20道,急急急
\u4e03\u5e74\u7ea7\u4e0a\u518c\u6709\u7406\u6570\u6df7\u5408\u8fd0\u7b97\uff08\u542b\u52a0\u51cf\u4e58\u9664\uff0c\u4e58\u65b9\uff0c\u591a\u91cd\u7b26\u53f7\uff0c\u7edd\u5bf9\u503c\uff09\u4e8c\u5341\u9053\u6709\u7406\u6570\u5b9e\u8df5
\u7ec3\u4e60\u8ba1\u7b97\u9898\uff1a
\uff081\uff09\uff08B\u7ea7\uff09
\uff08A\uff0923 +\uff08-73\uff09\uff082\uff09\uff08-84\uff09+\uff08-49\uff09\uff083\uff097 +\uff08-2.04\uff09\uff084\uff094.23 +\uff08-7.57\uff09\uff085\uff09\uff08-7 / 3\uff09+\uff08-7 / 6\uff09\uff086\uff099/4 +\uff083/2\uff09\uff087\uff093.75 +\uff082.25\uff09 5/4\uff088\uff09-3.75 +\uff085/4\uff09+\uff08-1.5\uff09
\uff08\u4e8c\uff09\u6700\u7b80\u5355\u7684\u65b9\u5f0f\uff1a
\uff081\uff09\uff08-17 / 4\uff09+\uff08-10 / 3\uff09+\uff0813/3\uff09+\uff0811/3\uff09\uff082\uff09\uff08-1.8\uff09+\uff080.2\uff09+\uff08-1.7\uff09+\uff080.1\uff09+\uff081.8\uff09+\uff081.4\uff09 \uff08c\uff09\u5df2\u77e5\uff1aX = 17\uff083/4\uff09\uff0cY = -9\uff085/11\uff09\uff0c\u548cZ = -2.25\uff0c
\u8981\u6c42\uff1a\uff08-X\uff09+\uff08-Y\uff09+ Z\u503c\u5417\uff1f \uff1f
\uff08\u56db\uff09\u7528\u201c>\u201d\uff0c\u201c\u5982\u679cBA\uff08D\uff09\u5982\u679cA <0\uff0c0\uff0c\u5219A-BA\uff08C\uff09\uff0cBA
\uff08\u4e8c\uff09\u586b\u5199\u7a7a\u767d\uff1a
\uff081\uff09\u901a\u8fc7\u51cf\u53bb\u4e00\u4e2a\u6570\u7684\u76f8\u53cd\u4e3a\u96f6\uff0c\u5176\u7ed3\u679c\u662f_____________;\uff082\uff09\u5982\u679c\u5728ab> a\uff0c\u5219b\u662f_____________;-\u03c0\uff083\uff09\u4e2d\u51cf\u53bb\u4ece-3.14\uff0c\u6240\u4e0d\u540c\u7684\u5e94\u8be5____________;\uff084\uff09\u7684\u88ab\u51cf\u6570\u662f-12\uff084??/5\uff09\uff0c\u6240\u4e0d\u540c\u7684\u662f4.2\uff0c\u7136\u540e\u51cf\u6570\u5e94\u8be5\u662f_____________;\uff085\uff09\uff0c\u628a< - \uff0c\u5219A\uff0cB\u7684\u5173\u7cfb\u662f___________\u5982\u679c\u4ece\u5934<0 \uff0c\u7136\u540e\u5173\u7cfb\u7684B ______________\uff086\uff09\uff0822/3\uff09 - \uff08\uff09= -7
\uff08\u4e09\uff09True\u6216False\uff1a
\uff081\uff09\u6570\u91cf\u51cf\u53bb\u8d1f\u5dee\u6bd4\u88ab\u51cf\u6570\u5c0f\uff082\uff09\u7684\u6570\u4e2d\u51cf\u53bb\u4e00\u4e2a\u6b63\u6570\uff0c\u5dee\u52a8\u6bd4\u88ab\u51cf\u6570\u5c0f\uff083\uff090\u51cf\u53bb\u4efb\u4f55\u6570\u76ee\uff0c\u5e76\u4e14\u5c06\u6240\u5f97\u7684\u533a\u522b\u662f\u6570\u7684\u76f8\u53cd\u6570\uff084\uff09\u603b\u662f\u7b49\u4e8eX +\uff08-Y\uff09= Z\uff0cX = Y + Z\uff085\uff09\u5982\u679c 0
\u7ec3\u4e60II\uff08B\u7c7b\uff09
\uff08\u4e00\uff09\uff1a\uff081\uff09\uff08+1.3\uff09 - \uff08+17 / 7\uff09\uff082\uff09\uff08-2\uff09 - \uff082/3\uff09\uff083\uff09|\uff08-7.2\uff09 - \uff08-6.3\uff09+\uff081.1\uff09|\uff084\uff09|\uff08-5 / 4\uff09 - \uff08-3 / 4\uff09| - | 1-5/4- | -3 / 4 |\uff09
\uff08b\uff09\u5982\u679c|\u4e00\u4e2a| = 4\uff0c| B | = 2\uff0c\u548c| A + B | = + b\u7684\uff0c\u5e76ab\u7684\u503c\u3002
\uff08c\uff09\u5982\u679ca\uff0cb\u662f\u6709\u7406\u6570\uff0c\u5219| A | <| B |\u8ba9\u6211\u4eec\u6bd4\u8f83\u4e00\u4e0b| AB | | A | - | B |\u5927\u5c0f
\uff08\u56db\uff09| X-1 = 4\uff0c\u6c42X\uff0cX\u7684\u70b9\u7684\u6570\u91cf\u4e3a1\u70b9\u7684\u8ddd\u79bb\u7684\u8f74\u6570\u3002
\u5b9e\u8df5
\uff08A\u7ea7\uff09\uff08\u4e00\uff09\u591a\u9879\u9009\u62e9\u9898
\uff081\uff09-40-28 +19-24 +32\u516c\u5f0f\u6b63\u786e\u8bfb\u6cd5\uff08\uff09\uff08\u8d1f28\uff09\u8d1f40\uff0c\u8d1f28\uff0c\u52a019\uff0c\u518d\u51cf\u53bb24\u548c32\uff0c\u548c\uff08B\uff09\u7684\u8d1f40\u51cf\u8d1f\u51cf\u8d1f24 28\u52a019\u52a032\uff08C\uff09\u96f6\u4e0b40\u51cf28\u52a019\u51cf24\u52a032\uff08D\uff09\u8d1f40\u52a019\u51cf24\u7f8e\u767d32\uff082\uff09\u5982\u679c\u6709\u7406\u6570A + B + C <0\uff0c\u5219\uff08\uff09 \uff08A\uff09\u7684\u81f3\u5c11\u4e09\u4e2a\u7684\u6570\u76ee2\u662f\u8d1f\u7684\uff08B\uff09\u4e2d\u7684\u4e09\u4e2a\u6570\u5b57\uff0c\u5e76\u53ea\u6709\u4e00\u4e2a\u8d1f\u53f7\uff08C\uff09\u7684\u6570\u91cf\u7684\u81f3\u5c11\u4e00\u4e2a\u6709\u4e24\u4e2a\u9633\u6027\u6216\u4e24\u4e2a\u9634\u6027\uff083\uff09\u5982\u679cm <0\uff0c\u5219m\u548c\u4e09\u4e2a\u6570\u5b57\u4e4b\u5dee\u7684\u7edd\u5bf9\u503c\u7684\u76f8\u53cd\u6570\u662f\u8d1f\u7684\uff08D\uff09\uff08\uff09\uff08A\uff090\uff08B\uff09M\uff08C\uff093219\u7c73\uff08D\uff09-2M\uff084\uff09\u4e0b\u5217\u516c\u5f0f\u7684XYZ\u8bc9\u503c\u4e0d\u7b49\u4e8e\uff08 \uff09\uff08A\uff09X-\uff08YZ\uff09\uff08B\uff09X-\uff08Y + Z\uff09\uff08C\uff09\uff08XY\uff09+\uff08-Z\uff09\uff08D\uff09\uff08-Y\uff09+\uff08XZ\uff09
\uff08\u4e8c\uff09\u586b\u5199\u7a7a\u767d\uff1a
\uff081\uff09\u6709\u7406\u6570\u52a0\u51cf\u6df7\u5408\u8fd0\u7b97\u7684\u4e00\u822c\u6b65\u9aa4\u662f\uff1a\uff081\uff09________\uff082\uff09_________\uff083\uff09_______________\uff084\uff09__________________\uff082\uff09\u5f53b0\uff0c\uff08A + B\uff09\uff08A -1\uff09> 0\uff0c\u5219\u5fc5\u987b\u6709\uff08\uff09\uff08A\uff09\u7684b\u548ca\u76f8\u540c\u6570\u76ee\uff08B\uff09\u4e00\u4e2a+ b\u7684\u548ca-1\u7684\u6570\u76ee\uff08C\uff09> 1\u7684\uff08D\uff09B1\uff086\uff09\u7531\u4e00\u4e2a\u5408\u7406\u7684\u6570\u76ee\u548c\u5176\u76f8\u5bf9\u7684\u4ea7\u7269\u6570\uff08\uff09\uff08A\uff09\u7684\u7b26\u53f7\u5fc5\u987b\u662f\u79ef\u6781\u7684\uff08B\uff09\u7684\u7b26\u53f7\u5fc5\u987b\u662f\u8d1f\u7684\uff08C\uff09\u4e00\u79cd\u4e0d\u5c0f\u4e8e\u96f6\uff08D\uff09\u5fc5\u987b\u4e0d\u5927\u4e8e\u96f6\uff087\uff09\u5982\u679c| A-1 | * | B 1 | = 0\uff0c\u5219a\uff0cb\u503c\uff1f\uff08\uff09\uff08A\uff09= 1\u65f6\uff0cb\u4e0d\u53ef\u80fd-1\uff08B\uff09= -1\uff0ca\u4e3a1\uff08C\uff09= 1\u6216b\u4e0d\u5927\u53ef\u80fd= 1\uff08D\uff09\u7684\u503c\u7b49\u4e8ea\u548cb\uff088\uff09\uff0c\u5982\u679cA * B * C = 0\uff0c\u5219\u8fd9\u4e09\u4e2a\u6709\u7406\u6570\u4ecb\u8d28\uff08\uff09\uff08A\uff09\u81f3\u5c11\u6709\u4e00\u4e2a\u96f6\uff08B\uff09\u7684\uff0c\u6240\u6709\u8fd9\u4e09\u4e2a\u96f6\uff08C \uff09\u53ea\u6709\u4e00\u4e2a\u96f6\uff08D\uff09\u4e0d\u80fd\u6709\u4e24\u4e2a\u4ee5\u4e0a\u7684\u96f6
\uff08\u4e8c\uff09\u586b\u5199\u7a7a\u767d\uff1a
\uff081\uff09\u5408\u7406\u7684\u4e58\u6cd5\u6cd5\u5219\u662f\uff1a\u4e24\u4e2a\u6570\u76f8\u4e58\uff0c\u53f7__________\uff0c\u4e0d\u540c\u6570\u91cf_______________\uff0c_____\u7684\u7edd\u5bf9\u503c\uff0c\u4e0e\u96f6\u4e58\u4ee5\u4efb\u4f55\u6570\u4e86__________________\uff082\uff09\u5982\u679c\u56db\u4e2a\u6709\u7406\u6570A\uff0cB\uff0cC\uff0cD\uff0c\u60c5\u8282\u662f\u4e00\u4e2a\u6b63\u6570\uff0c\u5219A\uff0cB\uff0cC\uff0cD\uff0c\u8d1f\u6570\u662f______________;\uff083\uff09\uff1a\u8ba1\u7b97\uff08-2/199\uff09*\uff08-7/6-3/2 8/3\uff09= ________________;\uff084\uff09\u8ba1\u7b97\uff1a\uff084a\uff09\u4e2d*\uff08-3B\uff09*\uff08 5c\uff09\u4e2d* 1/6 = ___________________\uff0c\uff085\uff09\u8ba1\u7b97\u503c\uff1a\uff08-8\uff09*\uff081/2-1/4 2\uff09= -4-2 +16 = 10\u9519\u8bef\u662f___________________;\uff086\uff09\u8ba1\u7b97\u5982\u4e0b\uff1a \uff081/6\uff09*\uff0810-6\uff09*\uff0810/7\uff09*\uff08-7/10\uff09= [\uff081/6\uff09*\uff08-6\uff09] [\uff0810/7\uff09*\uff08-7/10\uff09 = -1 _______
\uff08c\uff09\u786e\u5b9a\u95ee\u9898\uff1a
\uff081\uff09\u4ea7\u54c1\u7684\u4e24\u4e2a\u6570\u5b57\u662f\u80af\u5b9a\u7684\uff0c\u90a3\u4e48\u8fd9\u4e24\u4e2a\u6570\u5b57\u662f\u4e00\u5b9a\u79ef\u6781;\uff082\uff09\u7684\u60c5\u8282\u5426\u5b9a\u7684\uff0c\u5219\u8fd9\u4e24\u4e2a\u7535\u8bdd\u53f7\u7801\u4e0d\u540c\u7684\u6807\u5fd7;\uff083\uff09\u51e0\u4e2a\u7406\u6027\u7684\u500d\u589e\u7cfb\u6570\uff0c\u5373\u4f7f\u5f53\u4ea7\u54c1\u662f\u6b63\u7684;\uff084\uff09\u4e58\u4ee5\u7531\u51e0\u4e2a\u6709\u7406\u6570\uff0c\u5f53\u4ea7\u54c1\u662f\u5426\u5b9a\u7684\uff0c\u4e00\u4e2a\u4e0d\u5229\u56e0\u7d20\u6709\u4e00\u4e2a\u5947\u6570\uff0c\uff085\uff09\u7684\u4f53\u79ef\u6bd4\u7684\u56e0\u7d20\u3002
\u5b9e\u8df5\uff084\uff09\uff08B\u7ea7\uff09
\uff08\u4e00\uff09\u95ee\uff1a
\uff081\uff09\uff08-4\uff09\uff08+6\uff09\uff08-7\uff09\uff082\uff09\uff08 -27\uff09\uff08-25\uff09\uff08 - 3\uff09\uff08-4\uff09\uff083\uff090.001 *\uff08-0.1\uff09*\uff081.1\uff09\uff084\uff0924 *\uff08-5 / 4\uff09*\uff08-12/15\uff09*\uff08-0.12 \uff09\uff085\uff09\uff08-3 / 2\uff09\uff08-4 / 3\uff09\uff0c\uff08-5 / 4\uff09\uff08-6 / 5\uff09\uff08-7 / 6\uff09\uff08-8 / 7\uff09\uff086\uff09\uff0824/7\uff09\uff08 11/8 +7/3-3 0.75\u8ba1\u7b97\uff09* 24
\uff08\u4e8c\uff09\u6700\u7b80\u5355\u7684\u65b9\u5f0f\uff1a
\uff081\uff09\uff08-71 / 8\uff09*\uff08-23\uff09-23\uff08-73 / 8\uff09\uff082\uff09\uff08-7/15\uff09*\uff08-18\uff09*\uff08-45/14\uff09\uff083\uff09\uff08-2.2\uff09*\uff081.5\uff09*\uff08-7/11\uff09*\uff082/7\uff09\uff08 C\uff09\uff0c\u5f53a = -4\uff0cB = -3\uff0cC = -2\uff0cD = -1\u65f6\uff0c\u5bfb\u6c42\u4ee3\u6570\uff08AB + CD\uff09\uff08AB-CD\uff09\u7684\u503c\u3002
\uff08\u56db\uff091 +2 + 3 + ... +31 +32 +33 = 17 * 33\uff0c\u8ba1\u7b97\u7531\u4e0b\u9762\u7684\u516c\u5f0f
1-3 +2-6 +3-9-12 + ... +31-93 +32-96 +33-99\u503c
\u7ec3\u4e605\uff08A\u7ea7\uff09
\uff08\u4e00\uff09\u591a\u9879\u9009\u62e9\u9898\uff1a
\uff081\uff09\u5df2\u77e5a\u548cb\u662f\u4e24\u4e2a\u6709\u7406\u6570\uff0c\u5982\u679c\u4ed6\u4eec\u7684A / B = 0\uff0c\u5219\uff08\uff09\uff08A\uff09\u4e00\u79cd= 0\u548cb\u22600\uff08B\uff09\uff1aA = 0\uff08C\uff09= 0\u6216b = 0\uff08D\uff09= 0\u6216b\u22600\uff082\uff09\uff0c\u6309\u7167\u7ed9\u5b9a\u7684\u56db\u4e2a\u57fa\u7684\u6570\u91cf\u4e3a1\u548c1; -1\u548c-1; 0\u548c0\uff0c-2 / 3\uff0c3/2\uff0c\u5176\u7279\u5f81\u5728\u4e8e\uff0c\u6240\u8ff0\u7684\u5012\u6570\uff08\uff09\uff08A\uff09\uff08B\uff09\uff08C\uff09\uff08D\uff09\u662f\uff08 3\uff09\u5982\u679cA / | B |\uff08\u4e8c\u22600\uff09\u662f\u4e00\u4e2a\u6b63\u6574\u6570\uff0c\u5219\uff08\uff09\uff08A\uff09| B |\uff0ca\u662f\u7ea6\u7684\u6570\u76ee\uff08B\uff09| B | a\u662f\u4e00\u4e2a\u500d\u6570\uff0c\uff08C\uff09\u548cb\u662f\u76f8\u540c\u7684\u6570\uff08D\uff09a\u548cb\u7684\u53d8\u5316\u7b2c\uff084\uff09\u5982\u679cA> B\uff0c\u90a3\u4e48\u5b83\u5fc5\u987b\u6709\uff08\uff09\uff08A\uff09A + B> A\uff08B\uff09AB> A\uff08C\uff09-2A> AB\uff08D \uff09A / B> 1??
\uff08\u4e8c\uff09\u586b\u5199\u7a7a\u767d\uff1a
\uff081\uff09| A | / A = 1\uff0ca______________0 | A | / A = -1 a______________0;\uff08\u586b> 0\uff0c\u7136\u540ea___________0;\u5982\u679cAB / C0\uff0cb___________0\uff0812\uff09\uff0c\uff0811\uff09\u5982\u679cA / B> 0\uff0cB / C\uff08-0.3\uff094> -106\uff08B\uff09\uff08-0.3\uff09\uff08-0.2> -106> \uff093\uff08C\uff09-106\uff08-0.2\uff09\uff08-0.3\uff094\uff08D\uff09\uff08-0.3\uff09\uff08-0.2\uff093> -106\uff084\uff09\u5982\u679cA\u662f\u4e00\u4e2a\u6709\u7406\u6570\uff0cA2> \uff0c\u7136\u540e\u7684\u503c\u7684\u8303\u56f4\u5185\uff1f\uff08\uff09\uff08A\uff09<0\uff08B\uff090 1\u6216<0\uff085\uff09\uff0c\u8be5\u6743\u5229\u662f\u4e0b\u5217\u79d1\u5b66\u7b26\u53f7106000\uff08 \uff09\uff08A\uff091.06 * 105\uff08B\uff0910.6 * 105\uff08C\uff091.06\u00d7106\uff08D\uff090.106 * 107\uff086\uff09\u5df2\u77e51.2363 = 1.888\uff0c123.63\u7b49\u4e8e\uff08\uff09\uff08A\uff091888\uff08B\uff0918880\uff08C\uff09188800\uff08 D\uff091888000\uff087\uff09\u5982\u679cA\u662f\u4e00\u4e2a\u5408\u7406\u7684\u6570\u5b57\uff0c\u4ee5\u4e0b\u51e0\u79cd\u53ef\u4ee5\u968f\u65f6\u5efa\u7acb\uff08\uff09\uff08A\uff09\uff08-A\uff09\uff0c4 = A4\uff08B\uff09\uff08A\uff093 = A4\uff08C\uff09-A4 =\uff08 -a\uff09\u4e2d\uff0c\u56fe4\uff08D\uff09-A3 = A3\uff088\uff09\uff1a\uff08-1\uff09 - \uff08-2\uff092 - \uff08-3\uff093 - \uff08-4\uff094\u7684\u7ed3\u679c\u4e2d\u5f97\u5230\u7684288\uff08\uff09\uff08A\uff09\uff08B \uff09-288\uff08C\uff09 - 234\uff08D\uff09280
\uff08\u4e8c\uff09\u586b\u5199\u7684\u7a7a\u767d\uff1a
\uff081\uff0923\uff0c3 ________ 2\uff0c_______\uff0c\u529f\u7387\u4e3a________\uff0c\u5982\u679c\u4f5c\u4e3a\u52a8\u529b\uff0c\u5b83\u7684\u57fa\u5730\u662f________\uff0c
\u6307\u6570\u662f________\uff082\uff09\u6839\u636e\u7535\u6e90\u7684\u610f\u4e49\uff1a\uff08-2\uff093 ________\u4e58\u4ee5\uff08-3\uff092V ________\u6210\u500d\u589e\u52a0; -23 ________\u3002\uff083\uff09\u7684\u5e73\u65b9\u7b49\u4e8e36/49\u7684\u6709\u7406\u6570\u662f________;\u7acb\u65b9\u7b49\u4e8e\u5230-27/64\u6570\u76ee\u662f________\uff084\uff09\uff0c\u4ee5\u5927\u4e8e10\u9633\u6027\u548c* 10n\u7684\uff08n\u4e3a\u6b63\u6574\u6570\uff09\u7684\u8303\u56f4\u4e2d\u5f62\u6210\u7684\u88c5\u5165________\uff0c\u5176\u4e2dn\u662f\u5927\u4e8e\u539f\u6765\u7684\u6574\u4e2a
\u6570\u5b57_________\u5c11\uff0c\u8fd9\u4e2a\u7b26\u53f7\u79f0\u4e3a\u79d1\u5b66\u8bb0\u6570\u6cd5\uff085\uff09\u7528\u79d1\u5b66\u8bb0\u6570\u6cd5\u4e2d\u6ce8\u610f\u4ee5\u4e0b\u51e0\u70b9\uff1a4000 = ___________; 950000 = ________________;\u5730\u7403
\u8d28\u91cf\u6709\u517349800 ... 0\u514b\uff0828\uff09\uff0c\u53ef\u5199\u4e3a________\uff086\uff09\u4e0b\u9762\u5199\u4e86\u8bb8\u591a\u79d1\u5b66\u8bb0\u6570\u6cd5\u539f105 = _____________; 2 * 105 = ______________; 9.7 * 107 = ______________ 9.756 * 103 = _____________ \uff087\uff09\u4e0b\u9762\u7684\u6570\u5b57\u662f\u51e0\u4e2a\u81ea\u7136\u65707 * 106 ______\u4e2d\u4f4d\u65701.1\u00d7109 ________\u4e2d\u4f4d\u65703.78\u00d7107 ______\u6570\u5b571010 ________\u4f4d;\uff088\uff09\u5982\u679c\u6709\u7406\u6570M 0\uff0cB0\uff08B\uff09\uff0c| B |> 0\uff08C\uff09A2 + B3> 0\uff08D\uff09\u4e00\u79cd 0\uff08C\uff09\u7684AB\u7684\u76f8\u53cd\u6570\uff0c\uff08D\uff09-ab\u7684\uff08C\uff09\u4e00\u79cd
\uff085\uff09\u901a\u8fc7\u56db\u820d\u4e94\u5165\u5f97\u5230\u7684\u8fd1\u4f3c\u65701.20\u8868\u793a\u7684\u786e\u5207\u6570\u5b57\u8303\u56f4\uff08\uff09
\uff08A\uff091.195\u2264A <1.205\uff08B\uff091.15\u2264A <1.18\uff08C\uff091.10\u2264A <1.30\uff08D\uff091.200\u2264A <1.205\uff086\uff09\u4e0b\u9762\u7684\u8bed\u53e5\u4e3a\u771f\uff083.80\uff09\u7684\u5927\u7ea6\u6570\u76ee\uff08A\uff09\uff08C\uff09\u7684\u7cbe\u5ea6\u548c\u51c6\u786e\u5ea6\u7684\u8fd1\u4f3c38\uff08B\uff09\u7ea6\u6570\u768438.0\u548c38\u4e2a\u91cd\u8981\u6570\u5b57\u7684\u5927\u81f4\u6570\u91cf\uff0c\u59823.1416\u7cbe\u786e\u5230\u767e\u5206\u4f4d\u540e\u4e09\u4e2a\u6709\u6548\u6570\u5b573,1,4;\uff08D\uff09123 * 102 1.23 * 104\u5165\u8d26\u5206\u4e3a\u56db\u4e2a\u663e\u7740\u7684\u6570\u5b57\u3002
\uff08\u4e8c\uff09\u586b\u5199\u7a7a\u767d\uff1a
\uff081\uff09\u5199\u51fa\u4ee5\u4e0b\u56db\u820d\u4e94\u5165\u4e00\u4e2a\u8fd1\u4f3c\u7684\u6570\u91cf\u663e\u8457\u6570\u5b57\u7684\u51c6\u786e\u6027\uff1a\uff081\uff09\u7ea685 ________\u4f4d\u7684\u7cbe\u5ea6\uff0c\u6709\u6548\u6570\u5b57\u662f________\uff082\uff0930000\u7cbe\u786e______\u4f4d\u6709\u6548\u6570\u5b57\u7684\u8fd1\u4f3c\u6570\u662f________;\uff083\uff09\u8fd1\u4f3c\u6570520\u4e07\u7cbe\u786e\u5230________\u6709\u6548\u7684\u6570\u5b57_________;\uff084\uff090.20\u51c6\u786e_________\u4f4d\u6709\u6548\u6570\u5b57\u7684\u8fd1\u4f3c\u6570\u662f_____________\u3002\uff082\uff09\u8bbeE\uff1f= 2.71828 ... 2.7\u8fd1\u4f3c\u6570\u7cbe\u786e\u5230__________\u4f4d_______\u663e\u8457\u6570\u5b57;
\u8fd1\u4f3c\u65702.7183\u7cbe\u786e\u5230_________\u4f4d_______\u663e\u7740\u7684\u6570\u5b57\uff083\uff09\u6309\u56db\u820d\u4e94\u5165\u03c0= 3.1416\uff0c\u7cbe\u786e\u52300.001\u8fd1\u4f3c\u03c0= __________\uff084\uff093.1416\u4fdd\u7559\u4e09\u4e2a\u663e\u7740\u7684\u6570\u5b57\u8fd1\u4f3c\u662f_____________;\u8fd1\u4f3c\u7684\u6570
\uff08\u4e09\uff09True\u6216False\uff1a
\uff081\uff0925.0\u7cbe\u786e\u7684\u6062\u590d\u75be\u75c5\uff0c\u91cd\u5927\u6570\u5b572,5;\uff082\uff09\u8fd1\u4f3c\u65704000\u548c4000\u7ea7\u7684\u7cbe\u5ea6\u7684\u8fd1\u4f3c\u6570;\uff08 3\uff09\u7ea64000\u548c\u5927\u81f4\u6570\u91cf\u76844 * 10 ^ 3\u7684\u7cbe\u786e\u5ea6;\uff084\uff099.949\u81f3\u6700\u63a5\u8fd1\u76840.01\u7684\u8fd1\u4f3c\u6570\u76849.95\u3002
\u7ec3\u4e60\u516b\uff08B\u7ea7\uff09
\uff08 \uff09\u4e0b\u9762\u7684\u6570\u5b57\u56db\u820d\u4e94\u5165\u63a5\u8fd1\uff08\u4fdd\u75593\u4e2a\u6709\u6548\u6570\u5b57\uff09\uff1a\uff081\uff0937.27\uff082\uff09810.9\uff083\uff090.0045078\uff084\uff093.079
\uff08b\uff09\u91c7\u53d6\u4ee5\u4e0b\u56db\u820d\u4e94\u5165\u8fd1\u4f3c\uff08\u8fd9\u9700\u8981\u7cbe\u786e\u5230\u4edf\u5143\uff09\uff1a\uff081\uff0937890.6\uff082\uff09213,612.4\uff083\uff091906.57 </\uff08C\uff09\uff08\u7ed3\u679c\u4fdd\u7559\u4e24\u4e2a\u663e\u7740\u7684\u6570\u5b57\uff09\uff1a\uff081\uff093.14 * 3.42\uff082\uff09972 * 3.14 * 1/4
\u5b9e\u8df59
\uff08\u4e00\uff09\u67e5\u8868\u7684\u8bc4\u4ef7\u7684\uff1a
\uff081\uff097.042\uff082\uff092.482\uff083\uff099.52\uff084\uff092.0012\uff085\uff09123.42\uff086\uff090.12342\uff087\uff091.283\uff088\uff09 3.4683\uff089\uff09\uff08-0.5398\uff093\uff0810\uff0953.733
\uff08b\uff09\u79f0\u4e3a2.4682 = 6.901\uff0c\u5bfb\u6c4224.682\u5df2\u77e5\u548c0.024682\u4ef7\u503c\u6ca1\u6709\u67e5\u8868
\uff08\u4e09\uff095.2633 = 145.7\uff0c\u4e0d\u662f\u4e00\u4e2a\u67e5\u8868\u5bfb\u6c42
\uff081\uff090.52633\uff082\uff090.05263\uff083\uff09\u7684\u516c\u77e5\u768452.632\uff084\uff0952633
\uff08\u56db\uff0921.762 ^ 2 = 473.5\uff0c\u7136\u540e0.0021762\u8fd1\u4f3c\u7684\u6570\u76ee\u4fdd\u7559\u4e86\u4e09\u4e2a\u91cd\u8981\u7684\u6570\u5b57\u770b\u8868\uff0c\u8ba1\u7b97\u591a\u5c11
\uff08E\uff09\uff1a\u534a\u5f8477\u5398\u7c73\u7403\u7684\u8868\u9762\u79ef\uff08\u9762\u79ef\uff1f\u7403=4\u03c0* R2\uff09
\u6709\u7406\u6570\u6f14\u4e60
\u7531\u4e8e\u4e00\u4e9b\u5b66\u6821\u4e3e\u884c\u5165\u5b66\u9009\u62d4\u8003\u8bd5\u5b9e\u9a8c\u73ed\uff0c\u5b83\u53ef\u80fd\u6d89\u53ca\u5230\u7684\u7b2c\u4e00\u5929\u6211\u4eec\u7279\u522b\u9009\u62e9\u8fd9\u90e8\u5206\u7684\u7ec3\u4e60\uff0c\u8ba9\u5b66\u751f\u7ec3\u4e60\u4e00\u4e2a\u5408\u7406\u7684\u6570\u76ee\uff0c\u96be\u5ea6\u53ef\u80fd\u9ad8\u4e8e\u9009\u62e9\u6d4b\u8bd5\uff08\u7406\u6027\uff09\u7684\u4e3b\u9898\u3002\u672c\u7ec3\u4e60\u4e5f\u53ef\u4ee5\u662f\u6709\u7406\u6570\u540e\u7684\u7b2c\u4e00\u5929\u5b66\u4e60\u3002
\u586b\u5145\u7684\u7a7a\u767d
\uff081\uff09 - \uff08 - \uff09\u7684\u5012\u6570\u662f_________\u76f8\u53cd\u6570\u662f__________\uff0c\u7edd\u5bf9\u503c\u662f__________\u3002
2\uff0c\u5982\u679c| X | + | Y | = 0\uff0cX = __________ Y\uff1f\uff1f= __________
3\u82e5| A | = | B | \uff0cb__________\u3002
4\u70b92\u70b96\u70b9\u7684\u8ddd\u79bb\u76f8\u7b49\u6570\u4e3a4\uff0c\u6709\u8fd9\u6837\u7684\u5173\u7cfb\uff0c\u7136\u540e\u70b9100\u70b9\u548c999\uff0c\u6570\u91cf\u76f8\u7b49\u7684\u8ddd\u79bb\u662f_____________;\u6570\u5230\u4e00\u4e2a\u70b9\u7684\u8ddd\u79bb\u76f8\u7b49\u7684\u70b9\u662f____________; ________\u70b9\u7b49\u4e8e\u8ddd\u79bbm\u548c\u70b9-N\u70b9\u8868\u793a\u7684\u6570\u76ee\u3002
\uff085\uff09\u8ba1\u7b97\uff1a= _________\u3002
6\u3002\u5df2\u77e5\uff0c\u90a3\u4e48= _________\u3002
7\u3002\u5982\u679c= 2\uff0c\u5219x =
\u70b9\u6709\u7406\u6570\u662f_____________ 3\u70b94\u4e2a\u5355\u4f4d\u7684
9.________________________\u5185\u5408\u7406\u7684\u6570\u5b57\u5df2\u7ecf\u56db\u820d\u4e94\u5165\u5230\u7684\u5927\u81f4\u6570\u76ee3.142\u3002
10\u3002\u6b63\u6574\u6570\u5c0f\u4e8e3 _____\u3002
11\u3002\u82e5m 0\uff0c| M | | N | M + n__________0\u3002
12\uff0c\u60a8\u53ef\u4ee5\u8fc5\u901f\u8ba1\u7b97\uff1f
\u8981\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\uff0c\u6211\u4eec\u7814\u7a76\u4e00\u4e2a\u4f4d\u4e0a\u7684\u6570\u76ee\u7684\u6b63\u6574\u6570\u7684\u5e73\u65b9\uff0c\u4efb\u9009\u7684\u5355\u4f4d\u7684\u6b63\u6574\u65705\u53ef\u4ee5\u5199\u621010n\u76845\uff08n\u662f\u4e00\u4e2a\u6b63\u6574\u6570\uff09 \uff0c\u5373\u627e\u5230\u503c\uff0c\u6d4b\u8bd5\u5206\u6790\uff0c2,3\uff0c......\u8fd9\u4e9b\u7b80\u5355\u7684\u60c5\u51b5\u4e0b\uff0c\u63a2\u7d22\u81ea\u5df1\u7684\u89c4\u5219\u3002
\uff1a
\uff081\uff09\u901a\u8fc7\u8ba1\u7b97\u53ef\u4ee5\u5199\u6210\uff0c\u6478\u7d22\u89c4\u5f8b\u53ef\u4ee5\u5199\u6210
\u53ef\u4ee5\u5199\u6210
\u53ef\u4ee5\u5199;
..................
>\u4e66\u9762________________________________
\u53ef\u4ee5\u5199________________________________
\uff082\uff09\u6839\u636e\u4e0a\u8ff0\u89c4\u5b9a\uff0c\u8ba1\u7b97=
13\u540e\u4e00\u4e2a\u6570\u5b57\uff0c\u6839\u636e\u6cd5\u5f8b\u7f16\u5199\u8de8\u5728\u7ebf\u4eba\u6570
- ; - ;; ...... 2003\u5e74\u7684\u6570\u5b57\u3002
14\u3002\u586b\u5199\u4e0b\u9762\u7684\u6570\u5b57\u96c6\u5408\u3002
\u7684\u6574\u6570\uff1a{\u3002 .....}
\u8d1f\u96c6\u5408\uff1a{......}
\u998f\u5206\u6536\u96c6\uff1a{......}
\u975e\u8d1f\u7684\u96c6\u5408\uff1a{... ...}
\u662f\u4e00\u5957\u5408\u7406\u7684\uff1a{......}
\u8d1f\u5206\u6570\u96c6\u5408\uff1a{......}
\u591a\u9879\u9009\u62e9\u9898
15\uff081\uff09\uff0c\u4e0b\u5217\u8bf4\u6cd5\u6b63\u786e\u7684\u662f\uff08\uff09
\uff08A\uff09\u7684\u7edd\u5bf9\u503c\uff0c\u6570\u91cf\u8f83\u5927\u7684;
\uff08B\uff09\u8f83\u5927\u7684\u7edd\u5bf9\u6570\u91cf\u8f83\u5c0f\u7684;
\uff08C\uff09\u7edd\u5bf9\u503c\u7b49\u4e8e\u53f7\u76f8\u540c;
\uff08D\uff09\u7b49\u4e8e\u4e24\u4e2a\u76f8\u7b49\u7684\u3002
16\u3002\u5df2\u77e5\u6570\u91cf\u7684\u7edd\u5bf9\u503cA | B?> | C | | A | + | | - | C | + | A + B | + | B + C | + | A + C |\u7b49\u4e8e\uff08\uff09
A.-3A + B + ?B.3a +3 B + C CA-B +2 C D.-A +3 B-3C
17\u3002\u5f97\u51fa\u4ee5\u4e0b\u7ed3\u8bba\u662f\u6b63\u786e\u7684\uff08\uff09
A. 1.230\u548c1.23\u7684\u8fd1\u4f3c\u6570\u7684\u6709\u6548\u6570\u5b57
B.\u8fd1\u4f3c\u657079.0\u7684\u6570\u4f4d\u662f\u51c6\u786e\u7684\uff0c\u5b83\u7684\u6709\u6548\u6570\u5b57\u662f7\u7684\u8fd1\u4f3c\u65703.0324\uff0c9
C.
D.\u6709\u4e94\u4e2a\u91cd\u8981\u7684\u6570\u5b57\u76f8\u540c
\u7cbe\u5ea6\u7684\u8fd1\u4f3c\u6570\u4e3a5000\uff0c5000 18\u6709\u7406\u6570\u7684\u5927\u81f4\u6570\u91cf\u603b\u548c\uff0c\u6bd4\u4efb\u4f55\u52a0\u6570\u7684\u4e24\u4e2a\u52a0\u6570\uff08\uff09
\uff08A\uff09\uff08B\uff09\u8d1f\uff08C\uff09\u5f7c\u6b64\u76f8\u53cd\u7684\u4e0d\u540c\u7684\u6807\u5fd7\u6570\uff08D\uff09
19\uff0c\u5982\u679c\u6709\u7406\u6570\uff08\uff09
A.
B.
C.
D.\u4ee5\u4e0a\u8bf4\u6cd5\u90fd\u4e0d\u5bf9
> 20\u4e24\u4e2a\u975e\u96f6\u7406\u6027\u548c\u6b63\u9762\u7684\uff0c\u5219\u8fd9\u4e24\u4e2a\u6709\u7406\u6570\uff08\uff09
\uff08A\uff09\u4e3a\u6b63\u6570\uff0c\uff08B\uff09\u7684\u6b63\u6570
\uff08C\uff09\u4e2d\u7684\u81f3\u5c11\u4e00\u4e2a\u662f\u5927\u4e8e\uff08D\uff09\u81f3\u8d1f\u4e00\u4e2a\u6b63\u6570\u5927\u4e8e\u8d1f\u7684\uff0c\u6216\u4e00\u4e2a\u6b63\u6570\u7684\u7edd\u5bf9\u503c\u3002
\u8ba1\u7b97\u95ee\u9898
21\u5bfb\u6c42\u4ee5\u4e0b\u8303\u56f4\u5185\u7684\u503c\uff1f\uff1f\uff08-48\uff09\u00f76 - \uff08-25\uff09\u00d7 \uff08-4\uff09
\uff082\uff095.6 + 0.9 +4.4 - \uff08-8.1\uff09];
\uff083\uff09120\u00d7\uff08\uff09;
\uff084\uff09
22\u5355\u4f4d\u5728\u4e00\u4e2a\u661f\u671f\u5185\uff0c\u6536\u5165\u548c\u652f\u51fa\u5982\u4e0b\uff1a853.5 237.2 $ -325 $\uff0c138.5\u7f8e\u5143-280\uff0c-520\uff0c+103\uff0c\u90a3\u4e48\uff0c\u8fd9\u4e2a\u661f\u671f\uff0c\u5355\u4f4d\u662f\u76c8\u4f59\u6216\u4e8f\u635f\u7684\u76c8\u4f59\u6216\u8d64\u5b57\u5982\u4f55\u591a\u5c11\uff1f
\u63d0\u793a\uff1a\u95ee\u9898\u6b63\u6570\u8868\u793a\u6536\u5165\uff0c\u8d1f\u6570\u8868\u793a\u652f\u51fa\uff0c\u6536\u5165\u6216\u8d39\u7528\u52a0\u8d77\u6765\u4e03\u5929\uff0c\u79ef\u6781\u7684\u76c8\u4f59\u548c\u8d1f\u53f7\u8868\u793a\u4e8f\u635f\u3002
23\u4e2a\u5730\u65b9\u5728\u4e00\u4e2a\u661f\u671f\u5185\uff0c\u6bcf\u5929\u7684\u6700\u9ad8\u6e29\u5ea6\u548c\u6700\u4f4e\u6e29\u5ea6\u8bb0\u5f55\u8868\uff0c\u65e5\u6700\u4f4e\u65e5\u6700\u9ad8\u6e29\u5ea6\u5dee\u4e4b\u95f4\u7684\u6e29\u5dee\uff1f\uff08\u661f\u671f\u4e00\uff09
234560 7
\u6700\u9ad8\u6e29\u5ea610\u210311oC 12oC 9oC 8\u21039oC 8\u2103
\u6700\u4f4e\u6c14\u6e292\u21030\u21031\u2103 - 1\u2103 - 2\u2103 - 3\u2103 - 1\u2103
\u670824\u65e5\uff0c\u6b63\u5f0f\u6392\u7403\u6bd4\u8d5b\uff0c\u6709\u4e25\u683c\u7684\u8981\u6c42\u6392\u7403\u7684\u91cd\u91cf\u3002\u68c0\u67e55\u6392\u7403\u7684\u91cd\u91cf\uff0c\u8d85\u8fc7\u89c4\u5b9a\u91cd\u91cf\u7684\u514b\u8bb0\u5f55\u4e3a\u6b63\u6570\u5c0f\u4e8e\u6240\u9700\u7684\u91cd\u91cf\u7684\u514b\u6570\u7684\u8bb0\u5f55\u4e3a\u8d1f\u7684\u68c0\u67e5\u7ed3\u679c\u5982\u4e0b\u8868\uff1a
+15 -10 +30 - 20 -40
\uff0c\u6392\u7403\u8d28\u91cf\uff08\u5373\u91cd\u91cf\u6700\u63a5\u8fd1\u89c4\u5b9a\u91cd\u91cf\uff09\uff1f\u4f60\u5982\u4f55\u4f7f\u7528\u7edd\u5bf9\u503c\u7684\u77e5\u8bc6\u6765\u8bf4\u660e\u8fd9\u4e2a\u95ee\u9898\u5417\uff1f
25\u3002\u5df2\u77e5\u7684;
BR />\uff081\uff09\u731c\u586b\u5199\u7684\u7a7a\u767d\uff1a
\uff082
2\uff09\u8ba1\u7b97\u246023 +43 +63 983 + ...... 1003
26\u3002\u6478\u7d22\u89c4\u5f8b\u662f\u8fde\u7eed\u7684\uff0c\u751a\u81f32,4,6,8\uff0c...\uff0c\u6392\u5217\u5982\u4e0b\u8868\u6240\u793a\uff1a
2 4 6 8 10
12 14 16 18 20
22 24 26 28 30
32 34 36 38 40
......
\uff081\uff09\u8de8\u6570\u7684\u4e94\u4e2a\u6570\u5b57\u4e2d\uff0c16\u76d2\u662f\u4ec0\u4e48\uff1f\u4ee3\u6570\u8de8\u7bb1\u65705\u548c
\uff082\uff09\u4e2d\u95f4\u7684\u65e2\u5b9a\u6570\u91cf\u7684x\uff083\uff09\u8de8\u6846\u67b6\u548c\u4e0a\u4e0b\u5de6\u53f3\u79fb\u52a8\uff0c\u53ef\u4ee5\u9576\u5728\u53e6\u4e00\u4e2a\u4e94\u4f4d\u6570\uff0c\u5176\u4ed65\u4f4d\u6570\u5b57\u7b49\u4e8e201\uff1f\u5199\u4e94\u4f4d\u6570\uff0c\u82e5\u5426\uff0c\u539f\u56e0\u3002 27\u8bbey = AX5 + BX3 + CX-5\uff0c\u5176\u4e2da\uff0cb\uff0cc\u662f\u5e38\u6570\uff0c\u5b83\u662f\u5df2\u77e5\u7684\uff0c\u5f53x = -5\uff0cY = 7\u7684\u8981\u6c42\u5f53x = 5\uff0cy\u7684\u503c\u3002
\u586b\u5145\u7684\u7a7a\u767d\u6709\u7406\u6570\u7ec3\u4e60\u53c2\u8003\u7b54\u6848
1 4 - \u3002\u63d0\u793a\uff1a\u95ee\u9898\u5f88\u7b80\u5355\uff0c\u4f46\u6982\u5ff5\u7684\u95ee\u9898\u4e03\u5e74\u7ea7\u7684\u8003\u8bd5\u51e0\u4e4e\u662f\u5f3a\u5236\u6027\u7684\u3002
\uff082\uff090,0\u3002\u63d0\u793a\uff1a| X |\u22650\uff0c| Y |\u22650\u2234X = 0\uff0cY = 0\u3002
3\u7b49\u4e8e\u6216\u76f8\u53cd\u6570\u3002\u63d0\u793a\uff1a\u7edd\u5bf9\u7684\u76f8\u53cd\u6570\u76f8\u7b49\u3002
4\u3002549.5\u63d0\u793a\uff1a\u4e2d\u70b9\u7b49\u4e8e\u7b49\u4e8e\u8f74\u4e8c\u70b9\u6700\u540e\u4e24\u4e2a\u6570\u5b57\u7684\u4e00??\u534a\u3002
5 0\u3002\u63d0\u793a\uff1a\u6bcf\u76f8\u90bb\u7684\u4e24\u4e2a0\u3002
6 -8\u3002\u63d0\u793a\uff1a4 +\u4e00= 0\uff0c-2b\u7684= 0\uff0c\u6c42\u89e3\u4e3a\uff1aa = -4\uff0c= -2 = -8
7\u30023 =\u00b12\u6240\u8ff0= 3 + 2\u4e2d\uff0cx = 5\u6216x = 1\u3002
8 -1\u63d0\u793a\uff1a\u8868\u793a\u4e00\u4e2a\u5408\u7406\u7684\u6570\u91cf\u662f3\u00b14\u70b93\u70b94\u4e2a\u5355\u4f4d\u7684\u8ddd\u79bb\u3002
9 3.1415-3.1424\u3002\u63d0\u793a\uff1a\u6839\u636e\u820d\u5165\u89c4\u5219\u3002
10.1,2\u3002\u63d0\u793a\uff1a\u5927\u4e8e\u96f6\u7684\u6574\u6570\u88ab\u79f0\u4e3a\u4e00\u4e2a\u6b63\u6574\u6570\u3002
11 <0\u63d0\u793a\uff1a\u7406\u6027\u9664\u4e86\u7b26\u53f7\u53d6\u51b3\u4e8e\u7edd\u5bf9\u503c\u5927\u7684\u591a\u3002
12 = 5625 = 100\u00d75\u00d7\uff085 +1\uff09+25 = 7225 = 100\u00d78\u00d7\uff088 +1\uff09+ 25;
= 100\u00d7 10\u00d7\uff0810 +1\uff09+25 = 11025\u3002
13\uff0c\u63d0\u793a\uff1an\u9879\u7684\u5217\u6570\u53ef\u4ee5\u8868\u793a\u4e3a\uff08-1\uff09N\u3002
14\u3002\u63d0\u793a\uff1a\uff081 \uff09\u6536\u96c6\u4e00\u7c7b\u7684\u4e1c\u897f\u7684\u4e00\u4e2a\u7279\u70b9\uff0c\u5c0f\u5fc3\u4e0d\u8981\u9519\u8fc7\u4e86\u6570\u5b570\uff0c\u53ea\u6709\u7279\u5b9a\u7684\u51e0\u4e2a\u5408\u683c\u7684\u79f0\u53f7\uff0c\u4f46\u5b83\u7684\u4e00\u90e8\u5206\uff0c\u901a\u5e38\u662f\u6dfb\u52a0\u4e00\u4e2a\u7701\u7565\u53f7\u3002
\uff08 2\uff09\u975e\u8d1f\u6570\u8868\u793a\u4e0d\u662f\u6240\u6709\u7684\u8d1f\u6709\u7406\u6570\u662f\u6b63\u6570\u548c\u96f6\uff0c\u5219\u975e\u6b63\u6570\u8868\u793a\u4ec0\u4e48\uff1f\uff08A\uff1a\u8d1f\u548c\u96f6\uff09
\u7b54\u6848\uff1a\u6574\u6570\u96c6\u5408\uff1a{.. ....}
\u8d1f\u96c6\u5408\uff1a{......}\u7684
\u5f97\u5206\u7684\u96c6\u5408\uff1a{......}
\u975e\u8d1f\u7684\u96c6\u5408\uff1a{.... ..}
\u662f\u4e00\u5957\u5408\u7406\u7684\uff1a{......}
\u8d1f\u998f\u5206\u6536\u96c6\uff1a{......}\uff0c\u6570\u636e
\u591a\u9879\u9009\u62e9\u9898
15 D.\u63d0\u793a\uff1a\u5bf9\u4e8e\u4e24\u4e2a\u8d1f\u7684\uff0c\u4e00\u4e2a\u5c0f\u7684\u53f7\u7801\uff0c\u4f46\u5927\uff0c\u6240\u4ee5\u8fd9\u4e24\u4e2a\u6570\u7684A\u9519\u8bef\u7684\u7edd\u5bf9\u503c\uff0c\u7edd\u5bf9\u503c\u5927\u7684\u5927\u91cf\u7684\uff0c\u6240\u4ee5B\u9519\u8bef\u3002\u76f8\u53cd\u6570\u7684\u4e24\u4e2a\u6570\u7684\u7edd\u5bf9\u503c\u662f
16.A.\u6b65\u9aa4\uff1aA + B-\uff08C\uff09 - \uff08A + B\uff09+\uff08B + C\uff09 - \uff08A + C\uff09=-3A + B + C 17\u3002C.\u6b65\u9aa4\uff1a\u6709\u6548\u6570\u91cf\u7684\u5b9a\u4e49\u662f\u4ece\u5de6\u4fa7\u7684\u7b2c\u4e00\u4e2a\u6570\u5b57\u662f\u4e0d\u4e3a\u96f6\uff0c\u56e0\u4e3a\u53f3\u7aef\u6570\u5b5718.B
19.C\u6b65\u9aa4\uff1a\u5f53n\u662f\u5947\u6570\u65f6\uff0c<0\uff0c\u5f53n\u4e3a\u5076\u6570\u65f6\uff0c<0\uff0c\u56e0\u6b64\uff0c\u5f53n\u662f\u4efb\u610f\u7684\u81ea\u7136\u6570\uff0c\u603b<0
20 D\u3002\u63d0\u793a\uff1a\u4e24\u6709\u7406\u60f3\u8981\u5f97\u5230\u7684\u7b26\u53f7\u7684\u6570\u91cf\u7684\u589e\u52a0\uff0c\u7531\u7edd\u5bf9\u5927\u91cf\u7684\u4ef7\u503c\uff0c\u89c9\u5f97\u51b3\u5b9a\u3002
\u8ba1\u7b97\u95ee\u9898
21\u3002\u5bfb\u6c42\u4ee5\u4e0b\u51e0\u79cd\u503c
\uff081\uff09-108
\uff082\uff0919\u3002\u63d0\u793a\uff1a\u62ec\u53f7\u5185\uff0c\u540e\u8ba1\u7b97\u3002
\uff083\uff09-111\u3002\u63d0\u793a\uff1a120\uff08\uff09
120\u00d7\uff08\uff09
= 120\u00d7\uff08 - \uff09+120\u00d7-120\u00d7
-111
\uff084\uff09\u3002\u63d0\u793a;
= 1 - +
22\u3002\u63d0\u793a\uff1a\u7684\u79f0\u53f7\u6536\u5165\u7684\u6b63\u6570\uff0c\u8d1f\u6570\u8868\u793a\u652f\u51fa\uff0c\u6536\u5165\u6216\u8d39\u7528\u589e\u52a0\u957f\u8fbe\u4e03\u5929\uff0c\u5e76\u8bf4\uff0c\u8fc7\u5269\u7684\u662f\u4e00\u4e2a\u6b63\u6570\uff0c\u8d1f\u6570\u8868\u793a\u635f\u5931\u3002
\u89e3\u51b3\u65b9\u6848\uff1a\uff08853.5\uff09\uff08237.2\uff09+\uff08-325\uff09+\uff08138.5\uff09+\uff08
-520\uff09+\uff08-280\uff09+\uff08103\uff09= [\uff08853.5\uff09\uff08237.2\uff09\uff08138.5\uff09+\uff08103\uff09] + [\uff08-325\uff09+\uff08-520\uff09 +\uff08-280\uff09]
=\uff081332.2\uff09+\uff08-1125\uff09
= 207.2
\u56e0\u6b64\uff0c\u8fd9\u4e00\u5468\uff0c\u5355\u4f4d\u76c8\u4f59\uff0c\u76c8\u4f59207.2\u5143\u3002
<\u63d0\u793a\uff1a\u5bfb\u6c42\u4f7f\u7528\u51cf\u6cd5\uff0c\u6700\u9ad8\u6e29\u5ea6\u5dee\u4e4b\u95f4\u7684\u6e29\u5ea6\u5dee\uff0c\u7136\u540e\u6bd4\u8f83\u5b83\u4eec\u7684\u5927\u5c0f\u3002
\u89e3\u51b3\u65b9\u6848\uff1a\u5468\u4e00\u6e29\u5dee:10-2 = 8\uff08\u2103\uff09
BR /> 23\u3002\u5468\u4e8c\u6e29\u5dee:11-0 = 11\uff08\u2103\uff09
\u5468\u4e09\u7684\u6e29\u5dee:12-1 = 11\uff08\u2103\uff09
\u5468\u56db\u6e29\u5dee\uff1a9 - \uff08-1\uff09= 10\uff08\u2103\uff09 BR />\u5468\u4e94\u6e29\u5dee\uff1a8-( -2\uff09= 10\uff08\u2103\uff09
\u5468\u516d\u7684\u6e29\u5ea6\u5dee\uff1a10 - \uff08-3\uff09= 12
\u5468\u65e5\u6e29\u5dee\uff08\u2103\uff09\uff1a8 - \uff08-1\uff09= 9\uff08\u2103\uff09
\u6240\u4ee5\u5468\u516d\u6e29\u5dee\u6700\u5927\u548c\u5468\u4e00\u4e4b\u95f4\u7684\u6e29\u5ea6\u5dee\u6700\u5c0f
24
\u89e3\u51b3\u65b9\u6848\uff1a\u7b2c\u4e8c\u53ea\u6392\u7403\u8d28\u91cf\u8f83\u597d\uff0c\u4f7f\u7528\u8fd9\u4e9b\u6570\u636e\u7684\u7edd\u5bf9\u503c\u7684\u5927\u5c0f\u6765\u786e\u5b9a\u8d28\u91cf\u7684\u6392\u7403\uff0c\u8f83\u5c0f\u7684\u7edd\u5bf9\u503c\u8d8a\u63a5\u8fd1\u89c4\u5b9a\u7684\u91cd\u91cf\uff0c\u6240\u4ee5\u8d28\u91cf\u662f\u50cf\u4e00\u4e9b
25
\uff081\uff09\uff082\uff09\u2460 25502500;\u63d0\u793a\uff1a
\u2461\u539f=
= 23\u00d713 +23\u00d723 +23\u00d733 +23\u00d743 +23\u00d753 + ...... +23\u6240\u8ff0503 /> = 23\uff0813 +23 +33 +43 +53 + ... +503\uff09
= 8\u00d7
= 13005000
26
\uff081\uff09\u51fa\u8bca\u7bb15\u6570\u5b57\u548c\u7b49\u4e8e5\u500d\u7684\u4e2d\u95f4\u3002
5\u500d
\uff083\uff09\uff082\uff09\u4e0d\u80fd\u5047\u8bbe5\u500d= 201.x = 40.2\u3002\u4e0d\u662f\u6574\u6570\uff0c\u6240\u4ee5\u4e0d\u5b58\u5728\u8fd9\u6837\u7684x\uff1f BR /> 27.y = AX5 + BX3 + CX-5\uff0cY +5 = AX5 + BX3 + CX\uff0c\u5f53x = -5\uff0cY +5 = 12\u3002
- \uff08Y +5\uff09=-AX5 -BX3-CX =\uff08-x\uff09\u7684+ b\u7684\uff08-x\uff09\u76843 + c\u7684\uff08-x\uff09\u7684
\u2234\u5f53x = 5\uff0c\uff08-5\uff095 + b\u7684\uff08-5\uff093 + c\u7684\uff08 - 5\uff09= -12;
\u4e00\u4e2a\uff08-5\uff09+\uff08-5\uff09+ C\uff08-5\uff09-5 = -17
3+2^2\u00d7\uff08-1/5\uff09
\u89e3\uff1a\u539f\u5f0f=3+4\u00d7\uff08-1/5)
=3-4/5
=11/5
18-6\u00f7\uff08-2\uff09\u00d7\uff08-1/3\uff09
\u89e3\uff1a\u539f\u5f0f=18-\uff08-3\uff09\u00d7\uff08-1/3)
=18-1
=17
\uff08-3\uff09^2\u00d7[-2/3+\uff08-5/9\uff09]
\u89e3\uff1a\u539f\u5f0f=9\u00d7\uff08-11/9\uff09
=-11
8+\uff08-3\uff09^2\u00d7\uff08-2\uff09
\u89e3\uff1a\u539f\u5f0f=8+9\u00d7\uff08-2\uff09
=8-18
=-10
100\u00f7\uff08-2\uff09^2-\uff08-2\uff09\u00f7\uff08-2/3\uff09
\u89e3\uff1a\u539f\u5f0f=100\u00f74-3
=25-3
=22
36\u00d7\uff081/2-1/3)^2
\u89e3\uff1a\u539f\u5f0f=36\u00d7\uff081/6\uff09^2
=36\u00d7\uff081/36\uff09
=1
12.7\u00f7\uff08-8/19\uff09\u00d70
\u89e3\uff1a\u539f\u5f0f=0
4\u00d7\uff08-3\uff09^2+6
\u89e3\uff1a\u539f\u5f0f=4\u00d79+6
=36+6
=42
\uff08-3/4\uff09\u00d7\uff08-8+2/3-1/3)
\u89e3\uff1a\u539f\u5f0f=\uff08-3/4\uff09\u00d7\uff08-8+1/3\uff09
=\uff08-3/4\uff09\u00d7\uff08-23/3)
=23/4
\uff08-2\uff09^3-13\u00f7\uff08-1/2\uff09
\u89e3\uff1a\u539f\u5f0f=\uff08-8\uff09-\uff08-26\uff09
=18
0-2^3\u00f7\uff08-4\uff09^3-1/8
\u89e3\uff1a\u539f\u5f0f=0-8\u00f7\uff08-64\uff09-1/8
=0+1/8-1/8
=0
(-2)^3\u00d70.5-\uff08-1.6\uff09^2\u00f7(-2)^2
\u89e3\uff1a\u539f\u5f0f=\uff08-8\uff09\u00d7\uff081/2\uff09-\uff08-8/5\uff09^2\u00f74
=\uff08-4\uff09-\uff0864/25\uff09\u00f74
=\uff08-4\uff09-16/25
=-116/25
(-3/2)\u00d7[\uff08-2/3\uff09^2-2]
\u89e3\uff1a\u539f\u5f0f=\uff08-3/2\uff09\u00d7(4/9-2)
=\uff08-3/2\uff09\u00d7\uff08-14/9\uff09
=7/3
[(-3)^2-(-5)^2]\u00f7\uff08-2\uff09
\u89e3\uff1a\u539f\u5f0f=\uff089-25\uff09\u00f7\uff08-2\uff09
=\uff08-16\uff09\u00f7\uff08-2\uff09
=8
16\u00f7\uff08-2\uff09^3-\uff08-1/8\uff09\u00d7\uff08-4\uff09
\u89e3\uff1a\u539f\u5f0f=16\u00f7\uff08-8\uff09-1/2
=-2-1/2
=-5/2
2.(18/5)*(127/5)+37.9*(32/5)
3.[61-(11.9+6.4)*0.5]/5.185
4.137.4*125-56.4*125-125
5.3.78+(3.78*2+3.78*2)*25
6.0.5*[9.9-(10-0.56/5.6)]
7.4.32+[(28.4-25.9)*0.5]/0.1
8.0.04-1.44/3.6*0.01
9.5.43+(8.1-7.2/1.6)*0.25
10.[90-(8.25/0.6+1.25)]*0.01
（1） 3乘（-4）+（-28）除（-7）
（2） -2的4次方+（3—7）的平方—2
（3） 0-（-3）的平方除3乘（-2）的3次方减1/4
（4） -1的4次方减1/6乘[2-（-3）的平方]
（5）（-1）的平方+（-1）的3次方+....+（-1）的2004次方
1.已知|X|=2003，|Y|=2002，且X大于0，Y小于0，求X+Y的值
2.已知|X+Y+3|=0，求|X+Y|的值
3计算|0.25|乘|+8.8|乘|-40|
1、|-3|X|6.2| 2、|-5|+|-2.49| 3、6分之11-|-8分之3| 4、|-3分之2|/|3分之14|
5、2.7+|-2.7|-|-2.7| 6、|-16|+|+36|-|-1| 7、|-27|/|-3|*|-5|
8、|-2分之1|+2分之1/{9分之2+|-3分之2|}
绛旓細2013-02-04 13:538888888a7|涓绾7x-5/4=3/8 1/4-1/2=3/4 1/7X(2x+14)=4-2x 12X(2-2x)=4X+4 3y-4=y+3 4/10x-3=10x+2 3X(2x+1)=12 2X(200-15x)=70+25x (3y-1/4)-1=(5y-7)/6 (3x-5)X3=(2x-1)X2 ...
绛旓細2.宸茬煡|X+Y+3|=0锛屾眰|X+Y|鐨勫 3璁＄畻|0.25|涔榺+8.8|涔榺-40| 1銆亅-3|X|6.2| 2銆亅-5|+|-2.49| 3銆6鍒嗕箣11-|-8鍒嗕箣3| 4銆亅-3鍒嗕箣2|/|3鍒嗕箣14| 5銆2.7+|-2.7|-|-2.7| 6銆亅-16|+|+36|-|-1| 7銆亅-27|/|-3|*|-5| 8銆亅-2鍒嗕箣1|+2...
绛旓細鏈夌悊鏁鐨鍔犲噺涔橀櫎娣峰悎杩愮畻20閬撳涓嬶細锛5锛9+3锛10锛17+8锛涳紞3锛4+19锛11锛涳紞8+12锛16锛23锛-4.2+5.7-8.4+10銆6.1-3.7-4.9+1.8锛涳紙-36锛-锛-25锛-锛+36锛+锛+72锛夈-8-锛-3锛+锛+5锛-锛+9锛夛紱锛4锛-9+锛-3锛+3銆12锛嶏紙锛18锛+锛堬紞7锛夛紞15锛涳紞40锛28锛嶏紙锛...
绛旓細鍓嶉潰鎴戜滑宸茬粡瀛︿範浜鏈夌悊鏁鐨勫姞銆佸噺銆佷箻銆侀櫎銆佷箻鏂圭瓑杩愮畻,鑻ュ湪涓涓畻寮忛噷,鍚湁浠ヤ笂鐨娣峰悎杩愮畻,鎸夋庢牱鐨勯『搴忚繘琛岃繍绠? 1.鍦ㄥ彧鏈夊姞鍑忔垨鍙湁涔橀櫎鐨勫悓涓绾ц繍绠椾腑,鎸夌収寮忓瓙鐨勯『搴忎粠宸﹀悜鍙充緷娆¤繘琛. 瀹￠:(1)杩愮畻椤哄簭濡備綍? (2)绗﹀彿濡備綍? 璇存槑:鍚湁甯﹀垎鏁鐨勫姞鍑忔硶,鏂规硶鏄皢鏁存暟閮ㄥ垎鍜屽垎鏁伴儴鍒嗙浉鍔,鍐璁＄畻缁撴灉.甯﹀垎鏁...
绛旓細2.9999*3+101*11*(101-92)3.(23/4-3/4)*(3*6+2)4. 3/7 脳 49/9 - 4/3 5. 8/9 脳 15/36 + 1/27 6. 12脳 5/6 鈥 2/9 脳3 7. 8脳 5/4 + 1/4 8. 6梅 3/8 鈥 3/8 梅6 9. 4/7 脳 5/9 + 3/7 脳 5/9 10. 5/2 -锛 3/2 + 4/5 锛11. ...
绛旓細2.9999*3+101*11*(101-92)3.(23/4-3/4)*(3*6+2)4. 3/7 脳 49/9 - 4/3 5. 8/9 脳 15/36 + 1/27 6. 12脳 5/6 鈥 2/9 脳3 7. 8脳 5/4 + 1/4 8. 6梅 3/8 鈥 3/8 梅6 9. 4/7 脳 5/9 + 3/7 脳 5/9 10. 5/2 -锛 3/2 + 4/5 锛11. ...
绛旓細2. (103-336梅21)脳15 3. 800-(2000-9600梅8)4. 40脳48-(1472+328)梅5 5. (488+344)梅(202-194)6. 2940梅28+136脳7 7. 605脳(500-494)-1898 8. (2886+6618)梅(400-346)9. 9125-(182+35脳22)10. (154-76)脳(38+49)11. 3800-136脳9-798 12. (104+246)脳(98梅7...
绛旓細鏈夌悊鏁鐨娣峰悎杩愮畻杩囩▼浠ョ瓟妗 浣犲ソ,寰堥珮鍏翠负鎮ㄨВ绛斻傛湁鐞嗘暟鐨勬贩鍚堣繍绠楅『搴忔槸:鍏堢畻涔樻柟,鍐嶇畻涔橀櫎,鏈鍚庣畻鍔犲噺,濡傛灉鏈夋嫭鍙风殑鍏堢畻鎷彿閲岄潰鐨勩 60閬撴湁鐞嗘暟鐨勫姞鍑忔贩鍚堣繍绠楄繃绋嬨佺瓟妗 1)7.2-(-5)+83+(-0.7) (2)8+(-6.45)-42+91 (3)(-20)+(+3)-(-5)-7 (4)(-8)+10+2-57 (5)5.9+8.4-(-78)...
绛旓細鍔犲噺娣峰悎杩愮畻鍙互缁熶竴涓哄姞娉曡繍绠椼傚嵆a + b鈥揷 = a + b +锛-c锛夛紙鈥3锛夆擄紙+5锛+锛堚4锛夆擄紙鈥10锛 2銆3鈥擄紙+5锛夆擄紙鈥1锛+锛堚5锛1鈥4 + 3鈥5 4銆佲2.4 + 3.5鈥4.6 + 3.5 5銆 3鈥2 + 5鈥8 鏈夌悊鏁扮殑璁よ瘑 姝ｆ暣鏁板拰姝ｅ垎鏁板悎绉颁负姝鏈夌悊鏁帮紝璐熸暣鏁板拰璐熷垎鏁板悎绉颁负...
绛旓細杩欎釜鏈夌悊鏁鐨鍔犲噺娣峰悎杩愮畻鏄緢绠鍗曠殑锛屽厛绠椾箻闄ゅ悗绠楀姞鍑濡傛灉鏈夋嫭鍙风殑蹇呴』鍏堢畻鎷彿閲岄潰鐨勩(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)瀹氫箟 鍔犳硶锛氭妸涓や釜鏁板悎骞...
