一道题数学题
一道题数学题
日期:2012-12-21 00:13:21 人气:1
解1:
[(-2)^3]×[(-2)^4]^3
=(-8)×16^3
=(-8)×4096
=-32768
解2:
{[(n-m)^2]^2}×(m-n)]×(n-m)
=[(n-m)^4]×[-(n-m)]×(n-m)
=-(n-m)^6
解3:
(4^x)×(32)^y
=[(2^2)^x]×(2^5)^y
=[2^(2x)]×[2^(5y)]
=2^(2x+5y)
=2^0
=1