已知2X+5Y-7=0,求4的X次方乘32的Y次方的值

2025-04-27 00:33:25
推荐回答(4个)
回答1:

因:2X+5Y-7=0
则2X+5Y=7
所以:
4^x*32^y
=2^2x*2^5y
=2^(2x+5y)
=2^7=128

回答2:

一、
4的X次方乘32的Y次方
=2^(2x)*2^(5y)
=2^(2x+5y)
=2^7
=128
二、
因:2X+5Y-7=0
则2X+5Y=7
所以:
4^x*32^y
=2^2x*2^5y
=2^(2x+5y)
=2^7=128

回答3:

4的X次方乘32的Y次方
=2^(2x)*2^(5y)
=2^(2x+5y)
=2^7
=128

回答4:

2x+5y=7
(4^x)*(32^y)
=2^(2x)*2^(5y)
=2^(2x+5y)
=2^7
=128