若|a+2|+(b-3)的平方=0,则ab平方=
人气:388 ℃ 时间:2020-09-10 13:51:30
解答
|a+2|+(b-3)的平方=0
a+2=0 b-3=0
a=-2 b=3
ab^2=-2*9=-18
(ab)^2=(-2*3)^6=36
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