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(3根号3)^log以27为底的5次方=
人气:405 ℃ 时间:2019-10-30 23:39:24
解答
(3根号3)^log以27为底的5次方=
=3^(1+1/2)*log27(5)
=3^3/2*1/3log3(5)
=3^log3(5^1/2)
=5^1/2
=√5
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