初二上学期数学期中试卷及试卷分析
一. 选择题(每题3分,共30分)
1. 下列多项式中,是多项式 INCLUDEPICTURE "http://www.k8edu.com/adminhsfei/webedit/uploadfile/LOCAL/2010-01-04/20100104092952217.gif" \* MERGEFORMATINET 的因式的是( )
A. INCLUDEPICTURE "http://www.k8edu.com/adminhsfei/webedit/uploadfile/LOCAL/2010-01-04/20100104092952497.gif" \* MERGEFORMATINET B. INCLUDEPICTURE "http://www.k8edu.com/adminhsfei/webedit/uploadfile/LOCAL/2010-01-04/20100104092952722.gif" \* MERGEFORMATINET C. INCLUDEPICTURE "http://ww