7.1 Integration By Parts/28

Failed to parse (Conversion error. Server ("https://en.wikipedia.org/api/rest_") reported: "Cannot get mml. Server problem."): {\displaystyle \int _{1}^{2}{\frac {\ln {x}^{2}}{x^{3}}}u=\ln {x}\qquad dv={\frac {1}{x^{3}}}du={\frac {1}{x}}\qquad v=-{\frac {1}{2x^{2}}}}