若2x-5y+2=0,试求4^x乘以1/(32^y)的值
问题描述：
若2x-5y+2=0,试求4^x乘以1/(32^y)的值
答
2x-5y+2=0,
2x-5y=-2
4^x×1/(32^y)
=2^2x×1/2^(-5y)
=2^(2x-5y)
=2^(-2)
=1/
答
2x-5y+2=0,
2x-5y=-2
4^x乘以1/(32^y)
=2^2x×1/2^(-5y)
=2^(2x-5y)
=2^(-2)
=1/4