log2 5乘log5 4等于多少
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log2 5乘log5 4等于多少
log2 5乘log5 4等于多少
log2 5乘log5 4等于多少
log2(5)*log5(4)
=log2(5)*2log5(2)
=2
log2(5)*log5(4)
=log2(5)*2log5(2)
=2.4217825476303
约等于2
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