(10) log_(2)(x^(2) 1)-log_(4)x^(2)=1
Added by Juan F.
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Step 1
First, we need to ensure that the arguments of the logarithms are positive. For $\log_2(x^2+1)$, since $x^2 \ge 0$, $x^2+1 \ge 1$, so $x^2+1$ is always positive. For $\log_4x^2$, we must have $x^2 > 0$, which means $x \ne 0$. Show more…
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