已只a^m=9,a^n=6,a^q=2求a^m-2n+3q的值
问题描述:
已只a^m=9,a^n=6,a^q=2求a^m-2n+3q的值
答
a^m-2n+3q
=[a^m/a^(2n)]*a^3q
=[a^m/(a^n)^2]*(a^q)^3
=(9/6^2)*2^3
=2