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歡迎您訪問數學考題練習：下列去括號中，錯誤的是！

數學考題練習：下列去括號中，錯誤的是

更新時間：2024-01-12 14:00:31作者：貝語網校

下列去括號中，錯誤的是

A.5a2-(a-2b+3c)＝5a2+2b-3c-a

B.2m+(-n+p)-(3t-m2)＝2m-n+p-3t+m2

C.6x2-2(3x+6)＝6x2-6x-6

D.-(a+b)-(-a2+b2)＝-a-b+a2-b2

試題答案

C

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