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log2(根号2/2)·log2(根号2/4)
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人气:466 ℃ 时间:2019-10-19 11:31:34
解答
log2 (√2/2)·log2(√2/4)
=(log2 √2-log2 2)(log2 √2-log2 4)
=(1/2-1)(1/2-2)
=(-1/2)(-3/2)
=3/4
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