若2x+y=3求4*x方×2*y方的值
问题描述:
若2x+y=3求4*x方×2*y方的值
答
4*x方×2*y方
=2^2x×2^y
=2^(2x+y)
=2^3
=8
若2x+y=3求4*x方×2*y方的值
4*x方×2*y方
=2^2x×2^y
=2^(2x+y)
=2^3
=8