log以2为底6的对数乘以log以3为底6的对数-(log以2为底3的对数+log以3为底2的对数)
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log以2为底6的对数乘以log以3为底6的对数-(log以2为底3的对数+log以3为底2的对数)
log2 6*log3 6-(log2 3 +log3 2)
=log2 6*log3 6-log2 3-log3 2
=log2(3x2)*log3 (3x2)-log2 3-log3 2
=(log2 3+log2 2)(log3 3+log3 2)-log2 3-log 3 2
=(log2 3+1)(log3 2+1)-log2 3-log 3 2
=log23*log32+log3 2+log 23+1-log2 3-log 32
=log23*log 32+1
=1+1
=2
再问: (log2 3+1)(log3 2+1) 这步怎么算的
再答: 前面的log2 2=1 log3 3=1
=log2 6*log3 6-log2 3-log3 2
=log2(3x2)*log3 (3x2)-log2 3-log3 2
=(log2 3+log2 2)(log3 3+log3 2)-log2 3-log 3 2
=(log2 3+1)(log3 2+1)-log2 3-log 3 2
=log23*log32+log3 2+log 23+1-log2 3-log 32
=log23*log 32+1
=1+1
=2
再问: (log2 3+1)(log3 2+1) 这步怎么算的
再答: 前面的log2 2=1 log3 3=1
log以2为底6的对数乘以log以3为底6的对数-(log以2为底3的对数+log以3为底2的对数)
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[(1-log以6为底3的对数)^2+log以6为底2的对数*log以6为底18的对数]/log以6为底4的对数=?
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log以3为底2的对数,log以2为底5的对数,log以2为底3的对数,大小关系?
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log以2为底25的对数乘log以3为底4的对数乘log以5为底9的对数=?
log以2为底25的对数+log以3为底4的对数+log以5为底9的对数