一道题数学题

日期:2012-12-21 00:13:21 人气:1

一道题数学题

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
    A+
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