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方程x2+x=0的根为(   )

A:x=﹣1

B:x=0

C:x1=0,x2=﹣1

D:x1=0,x2=1

上一题 下一题 0.0难度 选择题 更新时间:2012-02-24 04:49:11

答案(点此获取答案解析)

C

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