mình viết lại cho dễ nhìn nhé ^^
[TEX]\int \frac{2{x}^{2}}{{(x-1)}^{10}}dx=\int \frac{2{(x-1)}^{2}+4(x-1)+2}{{(x-1)}^{10}}dx= \int \frac{2}{{(x-1)}^{8}}dx + \int \frac{4}{{(x-1)}^{9}}dx+\int \frac{2}{{(x-1)}^{10}}dx= -\frac{2}{7{(x-1)}^{7}}-\frac{1}{2{(x-1)}^{9}}-\frac{2}{9{(x-1)}^{9}}+c [/TEX]