若2的m次方=3 4的n次方=8 ,则2的3m+2n-1次方是多少?

2025-06-22 16:29:20
推荐回答(1个)
回答1:

2^(3m+2n-1)
=2^3m*2^2n/2
=(2^m)^3*4^n/2
=3^3*8/2
=27*4
=108