1.已知x+y=m,求(x+y)²(2x+2y)²(3x3y)²的值 2.-8的2002次方×(-0.125)的2003次方的值
人气:285 ℃ 时间:2020-05-01 19:01:38
解答
(x+y)²(2x+2y)²(3x3y)²=m².4m²9m²=26m^6.-8的2002次方×(-0.125)的2003=.-8的2002次方×(-0.125)的2002×(-0.125)=-.-(8×(-0.125))^2003×(-0.125)=-1^2003×(-0.125)=-1×...
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