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数学
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若log3 2=log2 3x(3的x次方) 则X=?
(1og3 2)^2
人气:487 ℃ 时间:2019-09-24 05:58:46
解答
lg2/lg3=lg3^x/lg2
(lg2)^2=xlg3*lg3=x(lg3)^2
x=(lg2)^2/(lg3)^2
x=(1og3 2)^2
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