Evaluate ${\displaystyle \underset{\phantom{}}{\overset{\phantom{}}{}}}\frac{x^{2}x3}{(x-1{)}^2(x^{2}1)}dx$

$2ln|x-1|-\frac{5}{2(x-1)}\frac{1}{2}arctanxC$

$-\frac{5}{2(x-1)}ln(x^{2}1)\frac{1}{2}arctanxC$

$-ln|x-1|-\frac{5}{4(x-1)}-\frac{3}{4(x1)}C$

$-ln|x-1|-\frac{5}{2(x-1)}\frac{1}{2}ln(x^{2}1)-\frac{1}{2}arctanxC$