Answer
$ 3log(x)+\frac{1}{2}log(x+1)-2log(x-2)$.
Work Step by Step
$log\frac{x^2\sqrt {x+1}}{(x-2)^2}=log(x^3)+log(\sqrt {x+1})-log(x-2)^2=3log(x)+\frac{1}{2}log(x+1)-2log(x-2)$.
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