7.1 Integration By Parts/26
Failed to parse (MathML with SVG or PNG fallback (recommended for modern browsers and accessibility tools): Invalid response ("Math extension cannot connect to Restbase.") from server "https://en.wikipedia.org/api/rest_v1/":): {\displaystyle \int_{1}^{\sqrt{3}}arctan\left(\frac{1}{x}\right)dx}
Failed to parse (MathML with SVG or PNG fallback (recommended for modern browsers and accessibility tools): Invalid response ("Math extension cannot connect to Restbase.") from server "https://en.wikipedia.org/api/rest_v1/":): {\displaystyle letu =arctan\left(\frac{1}{x}\right)du=dx=du=\frac{1}{1+(1/x)^2}x\frac{-1}{x^2}dx=\frac{-dx}{x^2+1}}
Failed to parse (Conversion error. Server ("https://en.wikipedia.org/api/rest_") reported: "Cannot get mml. Server problem."): {\displaystyle \int _{1}^{\sqrt {3}}arctan{\frac {1}{x}}dx=[xarctan{\frac {1}{x}}]{\bigg |}_{0}^{1}+\int _{1}^{\sqrt {3}}{\frac {x}{dx}}x^{2}+1={\sqrt {3}}{\frac {\pi }{6}}={\frac {1}{4}}={\frac {1}{2}}[in(x^{2}+1)]{\bigg |}_{1}^{\sqrt {3}}}
Failed to parse (MathML with SVG or PNG fallback (recommended for modern browsers and accessibility tools): Invalid response ("Math extension cannot connect to Restbase.") from server "https://en.wikipedia.org/api/rest_v1/":): {\displaystyle =\frac{\pi\sqrt{3}}{6}-\frac{\pi}{4}(in4-in2)=\frac{\pi\sqrt{3}}{6}-\frac{\pi}{2}=\frac{1}{2}in\frac{4}{2}=\frac{\pi\sqrt{3}}{6}-\frac{\pi}{2}+\frac{1}{2}in2}