试题与答案

把(x-3)2-2(x-3)-5(x-3)2+(x-3)中的(x-3)看成一个因

题型:选择题

题目:

把(x-3)2-2(x-3)-5(x-3)2+(x-3)中的(x-3)看成一个因式合并同类项,结果应[ ]

A.-4(x-3)2+(x-3)      

B.4(x-3)2-x (x-3)

C.4(x-3)2-(x-3)

D.-4(x-3)2-(x-3)

答案:

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1. tomatoes   2. likes   3. broccoli   4. have   5. is

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