若2x+5y-3=0,求4^(x-1)X32^(y)的值。
急,30分钟= =
求正确答案及正规过程 谢~
4^(x-1)*32^(y)
=(2^2)^(x-1)*(2^5)^y
=2^(2x-2)*2^5y
=2^(2x+5y-2)
=2^(2x+5y-3)*2
=2^0*2
=1*2
=2
=(2^2)^(x-1)*(2^5)^y
=2^(2x-2)*2^5y
=2^(2x+5y-2)
=2^(2x+5y-3)*2
=2^0*2
=1*2
=2
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