(4m)4•4n=()A.44mnB.44m+nC.64m+nD.4m4+n-数学

题目简介

(4m)4•4n=()A.44mnB.44m+nC.64m+nD.4m4+n-数学

题目详情

(4m4•4n=(  )
A.44mnB.44m+nC.64m+nD.4m4+n
题型:单选题难度:偏易来源:广州

答案

(4m)4•4n
=44m•4n
=44m+n.
故选B.

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