10^m=2,10^n=310^3m+2n=

问题描述:

10^m=2,10^n=3
10^3m+2n=

10^(3m+2n)
=[10^(3m)]×[10^(2n)]
=[(10^m)^3]×[(10^n)^2]
=[2^3]×[3^2]
=8×9
=72