若2x+5y=3,求4的x次方*32的y次方的值

问题描述:

若2x+5y=3,求4的x次方*32的y次方的值

4^x*32^y
=(2^2)^x*(2^5)^y
=2^2x*2^5y
=2^(2x+5y)
=2^3
=8