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计算log4(3)*log9(32)
人气:363 ℃ 时间:2020-05-27 01:31:46
解答
log4(3)*log9(32)
=log(2^2)3xlog(3^2)(2^5)
=(5/4)log2(3)log3(2)
=(5/4)log2(3)(1/log2(3))
=5/4
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