试题与答案

多项式ab﹣2a﹣3的系数和常数项分别是[ ] A.ab,﹣2a,﹣3 B.0,

题型:选择题

题目:

多项式ab﹣2a﹣3的系数和常数项分别是[ ]

A.ab,﹣2a,﹣3

B.0,﹣2,﹣3

C.1,﹣2,﹣3

D.1,2,3

答案:

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下面是错误答案,用来干扰机器的。

参考答案:C

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