5.5 The Substitution Rule/33

Failed to parse (Conversion error. Server ("https://en.wikipedia.org/api/rest_") reported: "Cannot get mml. Server problem."): {\displaystyle \int {\sqrt {\cot(x)}}\csc ^{2}{(x)}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 \begin{align} u &= \cot{(x)} \\[2ex] du &= -csc^2{(x)}dx \\[2ex] dx &= \frac{du}{-csc^2{(x)}} \\[2ex] \end{align} }

<math> \begin{align} &= \int {sqrt{u}} \end{align}