Optimal. Leaf size=110 \[ \frac{\left (15 a^4 c^2+10 a^2 c d+3 d^2\right ) \log \left (1-a^2 x^2\right )}{30 a^5}+\frac{d x^2 \left (10 a^2 c+3 d\right )}{30 a^3}+c^2 x \coth ^{-1}(a x)+\frac{2}{3} c d x^3 \coth ^{-1}(a x)+\frac{d^2 x^4}{20 a}+\frac{1}{5} d^2 x^5 \coth ^{-1}(a x) \]
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Rubi [A] time = 0.133164, antiderivative size = 110, normalized size of antiderivative = 1., number of steps used = 5, number of rules used = 5, integrand size = 14, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.357, Rules used = {194, 5977, 1594, 1247, 698} \[ \frac{\left (15 a^4 c^2+10 a^2 c d+3 d^2\right ) \log \left (1-a^2 x^2\right )}{30 a^5}+\frac{d x^2 \left (10 a^2 c+3 d\right )}{30 a^3}+c^2 x \coth ^{-1}(a x)+\frac{2}{3} c d x^3 \coth ^{-1}(a x)+\frac{d^2 x^4}{20 a}+\frac{1}{5} d^2 x^5 \coth ^{-1}(a x) \]
Antiderivative was successfully verified.
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Rule 194
Rule 5977
Rule 1594
Rule 1247
Rule 698
Rubi steps
\begin{align*} \int \left (c+d x^2\right )^2 \coth ^{-1}(a x) \, dx &=c^2 x \coth ^{-1}(a x)+\frac{2}{3} c d x^3 \coth ^{-1}(a x)+\frac{1}{5} d^2 x^5 \coth ^{-1}(a x)-a \int \frac{c^2 x+\frac{2}{3} c d x^3+\frac{d^2 x^5}{5}}{1-a^2 x^2} \, dx\\ &=c^2 x \coth ^{-1}(a x)+\frac{2}{3} c d x^3 \coth ^{-1}(a x)+\frac{1}{5} d^2 x^5 \coth ^{-1}(a x)-a \int \frac{x \left (c^2+\frac{2}{3} c d x^2+\frac{d^2 x^4}{5}\right )}{1-a^2 x^2} \, dx\\ &=c^2 x \coth ^{-1}(a x)+\frac{2}{3} c d x^3 \coth ^{-1}(a x)+\frac{1}{5} d^2 x^5 \coth ^{-1}(a x)-\frac{1}{2} a \operatorname{Subst}\left (\int \frac{c^2+\frac{2 c d x}{3}+\frac{d^2 x^2}{5}}{1-a^2 x} \, dx,x,x^2\right )\\ &=c^2 x \coth ^{-1}(a x)+\frac{2}{3} c d x^3 \coth ^{-1}(a x)+\frac{1}{5} d^2 x^5 \coth ^{-1}(a x)-\frac{1}{2} a \operatorname{Subst}\left (\int \left (-\frac{d \left (10 a^2 c+3 d\right )}{15 a^4}-\frac{d^2 x}{5 a^2}+\frac{-15 a^4 c^2-10 a^2 c d-3 d^2}{15 a^4 \left (-1+a^2 x\right )}\right ) \, dx,x,x^2\right )\\ &=\frac{d \left (10 a^2 c+3 d\right ) x^2}{30 a^3}+\frac{d^2 x^4}{20 a}+c^2 x \coth ^{-1}(a x)+\frac{2}{3} c d x^3 \coth ^{-1}(a x)+\frac{1}{5} d^2 x^5 \coth ^{-1}(a x)+\frac{\left (15 a^4 c^2+10 a^2 c d+3 d^2\right ) \log \left (1-a^2 x^2\right )}{30 a^5}\\ \end{align*}
Mathematica [A] time = 0.0538446, size = 98, normalized size = 0.89 \[ \frac{\left (30 a^4 c^2+20 a^2 c d+6 d^2\right ) \log \left (1-a^2 x^2\right )+4 a^5 x \coth ^{-1}(a x) \left (15 c^2+10 c d x^2+3 d^2 x^4\right )+a^2 d x^2 \left (a^2 \left (20 c+3 d x^2\right )+6 d\right )}{60 a^5} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.036, size = 148, normalized size = 1.4 \begin{align*}{\frac{{d}^{2}{x}^{5}{\rm arccoth} \left (ax\right )}{5}}+{\frac{2\,cd{x}^{3}{\rm arccoth} \left (ax\right )}{3}}+{c}^{2}x{\rm arccoth} \left (ax\right )+{\frac{{d}^{2}{x}^{4}}{20\,a}}+{\frac{cd{x}^{2}}{3\,a}}+{\frac{{d}^{2}{x}^{2}}{10\,{a}^{3}}}+{\frac{\ln \left ( ax-1 \right ){c}^{2}}{2\,a}}+{\frac{\ln \left ( ax-1 \right ) cd}{3\,{a}^{3}}}+{\frac{\ln \left ( ax-1 \right ){d}^{2}}{10\,{a}^{5}}}+{\frac{\ln \left ( ax+1 \right ){c}^{2}}{2\,a}}+{\frac{\ln \left ( ax+1 \right ) cd}{3\,{a}^{3}}}+{\frac{\ln \left ( ax+1 \right ){d}^{2}}{10\,{a}^{5}}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 0.973441, size = 177, normalized size = 1.61 \begin{align*} \frac{1}{60} \, a{\left (\frac{3 \, a^{2} d^{2} x^{4} + 2 \,{\left (10 \, a^{2} c d + 3 \, d^{2}\right )} x^{2}}{a^{4}} + \frac{2 \,{\left (15 \, a^{4} c^{2} + 10 \, a^{2} c d + 3 \, d^{2}\right )} \log \left (a x + 1\right )}{a^{6}} + \frac{2 \,{\left (15 \, a^{4} c^{2} + 10 \, a^{2} c d + 3 \, d^{2}\right )} \log \left (a x - 1\right )}{a^{6}}\right )} + \frac{1}{15} \,{\left (3 \, d^{2} x^{5} + 10 \, c d x^{3} + 15 \, c^{2} x\right )} \operatorname{arcoth}\left (a x\right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.5485, size = 258, normalized size = 2.35 \begin{align*} \frac{3 \, a^{4} d^{2} x^{4} + 2 \,{\left (10 \, a^{4} c d + 3 \, a^{2} d^{2}\right )} x^{2} + 2 \,{\left (15 \, a^{4} c^{2} + 10 \, a^{2} c d + 3 \, d^{2}\right )} \log \left (a^{2} x^{2} - 1\right ) + 2 \,{\left (3 \, a^{5} d^{2} x^{5} + 10 \, a^{5} c d x^{3} + 15 \, a^{5} c^{2} x\right )} \log \left (\frac{a x + 1}{a x - 1}\right )}{60 \, a^{5}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A] time = 3.32318, size = 182, normalized size = 1.65 \begin{align*} \begin{cases} c^{2} x \operatorname{acoth}{\left (a x \right )} + \frac{2 c d x^{3} \operatorname{acoth}{\left (a x \right )}}{3} + \frac{d^{2} x^{5} \operatorname{acoth}{\left (a x \right )}}{5} + \frac{c^{2} \log{\left (x - \frac{1}{a} \right )}}{a} + \frac{c^{2} \operatorname{acoth}{\left (a x \right )}}{a} + \frac{c d x^{2}}{3 a} + \frac{d^{2} x^{4}}{20 a} + \frac{2 c d \log{\left (x - \frac{1}{a} \right )}}{3 a^{3}} + \frac{2 c d \operatorname{acoth}{\left (a x \right )}}{3 a^{3}} + \frac{d^{2} x^{2}}{10 a^{3}} + \frac{d^{2} \log{\left (x - \frac{1}{a} \right )}}{5 a^{5}} + \frac{d^{2} \operatorname{acoth}{\left (a x \right )}}{5 a^{5}} & \text{for}\: a \neq 0 \\\frac{i \pi \left (c^{2} x + \frac{2 c d x^{3}}{3} + \frac{d^{2} x^{5}}{5}\right )}{2} & \text{otherwise} \end{cases} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int{\left (d x^{2} + c\right )}^{2} \operatorname{arcoth}\left (a x\right )\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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