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2013年武汉市中考数学逼真模拟试题(九)参 考 答 案一选择题1D 2C3C4B5C6A7A8B9C10C二填空题11 12×109 13505055 1448kmh 15-616三解答题17解:方程两边同乘2(x-1)得 3-2x=3×2(x-1)得x=检验:当x=-时2(x-1)≠0∴方程有实数根为x=.18解:依题得k-4=-6k=-2
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Created with an evaluation copy of Aspose.Words. To discover the full versions of our APIs please visit: :products.asposewordsCreated with an evaluation copy of Aspose.Words. To discover t
Created with an evaluation copy of Aspose.Words. To discover the full versions of our APIs please visit: :products.asposewordsCreated with an evaluation copy of Aspose.Words. To discover t
Created with an evaluation copy of Aspose.Words. To discover the full versions of our APIs please visit: :products.asposewordsCreated with an evaluation copy of Aspose.Words. To discover t
《勤学早》2013武汉市中考模拟数学逼真试题(三)一选择题(每小题3分共30分)1.下列各数中比-2小的数是( )A.-1 B.0 C.-3 D.π2.式子在实数范围内有意义则x的取值范围是( )A.X≥1 B.X≤1 C.X≥-1 ≤-13.不等式组的解集是( )A.X>-3 ≤3 C.-3<x≤3 ≥34.三次投掷一枚硬币三次正面朝上这一事件是
2011届九年级五月数学复习试卷⑴一选择题(共12小题每小题3分共36分)1.-2的相反数是( )第3题A.2 B.-2 C. EQ F(12) D.- EQ F(12)2.函数y= EQ R(1-2x)中自变量x的取值范围是( )A. x≥ EQ F(12) B. x≥- EQ F(12) C. x≤ EQ F
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