试题与答案

计算2x3÷x2的结果是 [ ] A.x B.2x C.2x5 D.2x6

题型:选择题

题目:

计算2x3÷x2的结果是 [ ]

A.x

B.2x

C.2x5

D.2x6

答案:

答案:B

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