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(125)^2/3+(1/2)^-2+log7(343)-(1/27)^-1/3,
人气:440 ℃ 时间:2020-08-01 18:41:12
解答
(125)^2/3+(1/2)^-2+log7(343)-(1/27)^-1/3
=(5^3)^2/3+4+log7(7^3)-(3^-3)^-1/3
=25+4+3-3
=29
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