中专数学考试题目，求答案，用纸张写下。，，
\u5c0f\u5b66\u4e00\u5e74\u7ea7\u6570\u5b66\u8003\u8bd5\u5377\u7eb8 1+1=\u51e0\u95ee\u9898~!\u4e00\u5e74\u7ea7\u6ca1\u5b665\u96642\u5440\uff01\u8fd9\u5e94\u8be5\u662f2\u9664\u4ee55\u7b49\u4e8e0.4
\u81f3\u4e8e1+1=2\uff0c1-1=0\u4e0d\u5fc5\u60f3\u5f97\u592a\u590d\u6742\u3002
\u8fd9\u79cd\u60c5\u51b5\u5e94\u8be5\u4e0d\u4f1a\u7ed9\u5206\u7684\uff08\u4e0d\u662f\u6253\u51fb\u4f60\uff09
\u4e0d\u8fc7\u6539\u5377\u8001\u5e08\u5982\u679c\u5f88\u4eba\u9053\u7684\u8bdd\u5e94\u8be5\u4f1a\u7ed9\u5206\u7684\uff08\u53ef\u80fd\u6027\u5f88\u5c0f\uff09
\u8fd9\u6b21\u4f60\u5e94\u8be5\u6ca1\u8003\u597d\uff0c\u4e0d\u8981\u7070\u5fc3\u554a\uff0c\u8fd9\u6b21\u9a6c\u864e\u4e86\uff0c\u4e0b\u6b21\u8003\u8bd5\u8981\u8ba4\u771f\u554a\uff0c\u4e0d\u8981\u518d\u4e3a\u8fd9\u4ef6\u4e8b\u70e6\u607c\u4e86\uff0c\u8fc7\u53bb\u7684\u5c31\u8ba9\u5b83\u8fc7\u53bb\u5427\uff0c\u4e0d\u7136\u5bd2\u5047\u90fd\u8fc7\u4e0d\u597d\uff0c
\u4e0b\u6b21\u8003\u8bd5\u597d\u597d\u8003\uff0c\u628a\u5931\u53bb\u7684\u8d62\u56de\u6765\uff01
\uff08\u6211\u771f\u5fc3\u7684\u9f13\u52b1\u4f60\u54e6\uff0c\u52a0\u6cb9\u5427\uff09
\u987a\u4fbf\u544a\u8bc9\u4f60\u51e0\u4e2a\u8003\u8bd5\u7ecf\u9a8c\u5427\uff1a
\u8003\u8bd5\u65f6\u8981\u5b66\u4f1a\u653e\u5f03\uff0c\u6bd4\u8f83\u96be\u7684\u9898\u5148\u653e\u4e00\u653e\uff0c\u5148\u505a\u540e\u9762\u7684\uff0c\u5168\u90e8\u505a\u5b8c\u518d\u56de\u5934\u53bb\u89e3\u51b3\u5b83\uff08\u56e0\u4e3a\u65f6\u95f4\u662f\u5f88\u7d27\u7684\uff09\u65f6\u95f4\u5b9e\u5728\u4e0d\u8fc7\u5c31\u778e\u8499\u5427\uff0c\u80fd\u5199\u6210\u4ec0\u4e48\u6837\u5c31\u4ec0\u4e48\u6837\uff0c\u4e0d\u8fc7\u5343\u4e07\u4e0d\u8981\u7a7a\u7740\u9898\u4e0d\u5199
\u9009\u62e9\u9898\u6700\u540e\u5199\uff0c\u5148\u5199\u89e3\u7b54\u9898\uff0c\u5982\u679c\u65f6\u95f4\u4e0d\u8fc7\u8fd8\u6709\u4e2a\u4fdd\u9669\uff0c\u9009\u62e9\u9898\u4e71\u8499\u51e0\u4e2a\u4e5f\u884c\u7684\uff0c\u89e3\u7b54\u9898\u5c31\u4e0d\u80fd\u4e86
\u5e73\u65f6\u505a\u4e2a\u6709\u5fc3\u4eba\uff0c\u505a\u4e8b\u8ba4\u771f\uff0c\u8003\u8bd5\u65f6\u5c31\u4e0d\u53ef\u80fd\u51fa\u73b0\u90a3\u6837\u7684\u9a6c\u864e\u5566
a5=a1*q^4=3/4，a1*(1/16)=3/4，a1=(3/4)*16=12
s7=a1(1-q^7)/(1-q)=12[1+1/128]/[1+(1/2)]=8又1/16
绛旓細绗竴棰橈細绛旀锛氱浜岄锛氱瓟妗堬細绗笁棰橈細绛旀锛
绛旓細鎬濊矾锛氭眰璺濈涓2鐨勭洿绾匡紝鍗充袱鐩寸嚎鏄钩绉诲緱鍑恒傚钩琛岀嚎闂寸殑璺濈鍏紡=|C1-C2|/鈭(A^2+B^2)銆傜敱杩欎簺淇℃伅锛屽氨鑳借В绛旇繖涓銆傝В锛3x+4y=10鍖栦负鏍囧噯褰㈠紡涓3x+4y-10=0 璁捐窛绂讳负2鐨勭洿绾夸负3x+4y+C=0 鏍规嵁涓ょ洿绾块棿鐨勮窛绂诲叕寮忓彲寰楋細|C+10|/鈭(3^2+4^2)=2 鍗冲彲姹傚緱C=0鎴-20 鍗充笌鐩寸嚎3x+...
绛旓細寰堢畝鍗曠殑 CuA=锝1锛2锛6锛7锛8锝 CUB=锝1锛2锛3锛5锛6锝 灏辨槸鎶婁簩鑰呬竴鏍风殑鍘绘帀 CUA浜UB={1,2,6} 灏辨槸鍘讳簩鑰呯殑浜ら泦锛屼篃灏辨槸涓鏍风殑鏁板瓧 CUA骞禖UB={1锛2锛3锛5锛6锛7锛8锝 骞剁殑鎰忔濆氨鏄簩鑰呮墍鏈夋暟瀛楀啓鍑烘潵锛岄噸澶嶇殑鍙啓涓娆★紝灏卞ソ浜 鏄笉鏄緢濂藉仛锛岀浣犲ソ杩 ...
绛旓細鍗虫妸A=3浠ｅ叆绠楀緱A=10 鍐嶈绠桸 寰桸=1 鍐嶅垽鏂潯浠 N=1<2 鎵浠ヨ繑鍥炴墽琛孉=3A+1 姝ゆ椂A鐨勫兼槸10 浠ｅ叆绠楀緱A=31 N=2 涓嶅啀灏忎簬2 鏁呯洿鎺ヨ緭鍑虹粨鏋 涔熷氨鏄緭鍑篈鐨勫31 12. 鏈棰樼洰鍙互寰楀埌鍦嗗績鐨勫潗鏍囦负(1,0) 鎵浠ュ師鐨勬爣鍑嗘柟绋嬪氨鏄 锛圶-1)^2+y^2=1 ...
绛旓細1銆亁>2 涓攛<8锛屾墍浠ユ槸2<x<8 2銆2x-3鈮5鎴2x-3鈮-5锛屾墍浠鈮4鎴杧鈮-1銆傜涓棰樻槸骞朵笖鐨勫叧绯伙紝鍗虫眰涓や釜涓嶇瓑寮忕殑鍏叡瑙ｃ傜浜岄鍘绘帀缁濆鍊硷紝鏄垨鑰呯殑鍏崇郴锛屽嵆涓ょ鎯呭喌閮借鑰冭檻銆傜畝鍗曚妇渚嬶細|x|鈮2锛屽垯x鈮2鎴杧鈮-2锛屽x=3婊¤冻锛寈=-4涔熸弧瓒充笉绛夊紡鐨勫彇鍊艰寖鍥淬傚鏈変笉鏄庤鐣欒█锛屾湜...
绛旓細棰樼洰涓嶉毦銆備笅闈㈢粰鍑轰簡瑙ｆ瀽锛屾湜鑳藉府鍒颁綘銆傞『绁濊繘姝!
绛旓細sin0=0 cos0=1 tan0=0 cot0涓嶅瓨鍦 sin30=1/2 cos30=鈭3/2 tan30=鈭3/3 cot30=鈭3 sin45=鈭2/2 cos45=鈭2/2 tan45=1 cot45=1 sin60=鈭3/2 cos60=1/2 tan60=鈭3 cot60=鈭3/3 sin90=1 cos90=0 tan90涓嶅瓨鍦 cot90=1 sin120=鈭3/2 cos120=-1/2 tan120=-鈭3 ...
绛旓細瑙:鐢4锛坸+1锛>3(x-1)+5,鍘绘嫭寮у緱 4x+4>3x-1+5 绉婚」,寰 4x-3x>-1+5-4 鍚堝苟鍚岀被椤瑰緱 x>0.鍚屾牱, x+7鈮2锕檟+6锕+1 鍖栫畝鏁寸悊寰 x鈮-5.鐢ㄦ暟杞寸粍瑙ｅ緱 x>0 鈭磋涓鍏冧竴娆′笉绛夊紡缁勭殑瑙ｉ泦涓 {x|x>0} 鍚屾牱,鐢 3锕檟+2锕氣墹x+6 寰梮鈮0.鐢2x+3锛瀤-5 寰梮>-8.鐢ㄦ暟杞...
绛旓細鍥炵瓟锛歛7绛変簬a1涔樹互q鐨刵-1娆℃柟 =3涔樹互3鐨6娆℃柟 =3涔樹互279 =2189
绛旓細鍥炵瓟锛欰鈭〣={-3,-4,2} ,A鈭狟={-1,-2,-3,-4,0,2,3,5,6,7} A鈭〣={x|-1鈮鈮2}, A鈭狟=R
