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> 把多項式-x2-2x-1分解因式所得的結果是„„„„„„„„„„„„„„„„„„(              ...

把多項式-x2-2x-1分解因式所得的結果是„„„„„„„„„„„„„„„„„„(              ...

問題詳情:

把多項式-x2-2x-1分解因式所得的結果是„„„„„„„„„„„„„„„„„„(              ...

把多項式-x2-2x-1 分解因式所得的結果是„„„„„„„„„„„„„„„„„„(                                                                                           )

A.(-x-1)2                                                  B.-(x-1)  2                                         C.(x-1)2                                                   D.-(x+1)2

【回答】

D

知識點:因式分解

題型:選擇題

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