计算:急,今天就要,要写过程(1)log2^0.0625;(2)log根号2^2;(3)log1/7^根号7.急,今天就
1个回答
=log2 (1/16)=-4
=log根号2 (根号2)^2=2
=log1/7 (1/7)^(-1/2)=-1/2
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