Optimal. Leaf size=134 \[ -\frac{\left (3 a^2 c-2 d\right ) \tanh ^{-1}\left (\frac{a \sqrt{c+d x^2}}{\sqrt{a^2 c-d}}\right )}{3 c^2 \left (a^2 c-d\right )^{3/2}}+\frac{a}{3 c \left (a^2 c-d\right ) \sqrt{c+d x^2}}+\frac{2 x \cot ^{-1}(a x)}{3 c^2 \sqrt{c+d x^2}}+\frac{x \cot ^{-1}(a x)}{3 c \left (c+d x^2\right )^{3/2}} \]
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Rubi [A] time = 0.325742, antiderivative size = 134, normalized size of antiderivative = 1., number of steps used = 7, number of rules used = 9, integrand size = 16, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.562, Rules used = {192, 191, 4913, 6688, 12, 571, 78, 63, 208} \[ -\frac{\left (3 a^2 c-2 d\right ) \tanh ^{-1}\left (\frac{a \sqrt{c+d x^2}}{\sqrt{a^2 c-d}}\right )}{3 c^2 \left (a^2 c-d\right )^{3/2}}+\frac{a}{3 c \left (a^2 c-d\right ) \sqrt{c+d x^2}}+\frac{2 x \cot ^{-1}(a x)}{3 c^2 \sqrt{c+d x^2}}+\frac{x \cot ^{-1}(a x)}{3 c \left (c+d x^2\right )^{3/2}} \]
Antiderivative was successfully verified.
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Rule 192
Rule 191
Rule 4913
Rule 6688
Rule 12
Rule 571
Rule 78
Rule 63
Rule 208
Rubi steps
\begin{align*} \int \frac{\cot ^{-1}(a x)}{\left (c+d x^2\right )^{5/2}} \, dx &=\frac{x \cot ^{-1}(a x)}{3 c \left (c+d x^2\right )^{3/2}}+\frac{2 x \cot ^{-1}(a x)}{3 c^2 \sqrt{c+d x^2}}+a \int \frac{\frac{x}{3 c \left (c+d x^2\right )^{3/2}}+\frac{2 x}{3 c^2 \sqrt{c+d x^2}}}{1+a^2 x^2} \, dx\\ &=\frac{x \cot ^{-1}(a x)}{3 c \left (c+d x^2\right )^{3/2}}+\frac{2 x \cot ^{-1}(a x)}{3 c^2 \sqrt{c+d x^2}}+a \int \frac{x \left (3 c+2 d x^2\right )}{3 c^2 \left (1+a^2 x^2\right ) \left (c+d x^2\right )^{3/2}} \, dx\\ &=\frac{x \cot ^{-1}(a x)}{3 c \left (c+d x^2\right )^{3/2}}+\frac{2 x \cot ^{-1}(a x)}{3 c^2 \sqrt{c+d x^2}}+\frac{a \int \frac{x \left (3 c+2 d x^2\right )}{\left (1+a^2 x^2\right ) \left (c+d x^2\right )^{3/2}} \, dx}{3 c^2}\\ &=\frac{x \cot ^{-1}(a x)}{3 c \left (c+d x^2\right )^{3/2}}+\frac{2 x \cot ^{-1}(a x)}{3 c^2 \sqrt{c+d x^2}}+\frac{a \operatorname{Subst}\left (\int \frac{3 c+2 d x}{\left (1+a^2 x\right ) (c+d x)^{3/2}} \, dx,x,x^2\right )}{6 c^2}\\ &=\frac{a}{3 c \left (a^2 c-d\right ) \sqrt{c+d x^2}}+\frac{x \cot ^{-1}(a x)}{3 c \left (c+d x^2\right )^{3/2}}+\frac{2 x \cot ^{-1}(a x)}{3 c^2 \sqrt{c+d x^2}}+\frac{\left (a \left (3 a^2 c-2 d\right )\right ) \operatorname{Subst}\left (\int \frac{1}{\left (1+a^2 x\right ) \sqrt{c+d x}} \, dx,x,x^2\right )}{6 c^2 \left (a^2 c-d\right )}\\ &=\frac{a}{3 c \left (a^2 c-d\right ) \sqrt{c+d x^2}}+\frac{x \cot ^{-1}(a x)}{3 c \left (c+d x^2\right )^{3/2}}+\frac{2 x \cot ^{-1}(a x)}{3 c^2 \sqrt{c+d x^2}}+\frac{\left (a \left (3 a^2 c-2 d\right )\right ) \operatorname{Subst}\left (\int \frac{1}{1-\frac{a^2 c}{d}+\frac{a^2 x^2}{d}} \, dx,x,\sqrt{c+d x^2}\right )}{3 c^2 \left (a^2 c-d\right ) d}\\ &=\frac{a}{3 c \left (a^2 c-d\right ) \sqrt{c+d x^2}}+\frac{x \cot ^{-1}(a x)}{3 c \left (c+d x^2\right )^{3/2}}+\frac{2 x \cot ^{-1}(a x)}{3 c^2 \sqrt{c+d x^2}}-\frac{\left (3 a^2 c-2 d\right ) \tanh ^{-1}\left (\frac{a \sqrt{c+d x^2}}{\sqrt{a^2 c-d}}\right )}{3 c^2 \left (a^2 c-d\right )^{3/2}}\\ \end{align*}
Mathematica [C] time = 0.606831, size = 262, normalized size = 1.96 \[ -\frac{\frac{\left (3 a^2 c-2 d\right ) \log \left (\frac{12 a c^2 \sqrt{a^2 c-d} \left (\sqrt{a^2 c-d} \sqrt{c+d x^2}+a c-i d x\right )}{(a x+i) \left (3 a^2 c-2 d\right )}\right )}{\left (a^2 c-d\right )^{3/2}}+\frac{\left (3 a^2 c-2 d\right ) \log \left (\frac{12 a c^2 \sqrt{a^2 c-d} \left (\sqrt{a^2 c-d} \sqrt{c+d x^2}+a c+i d x\right )}{(a x-i) \left (3 a^2 c-2 d\right )}\right )}{\left (a^2 c-d\right )^{3/2}}-\frac{2 a c}{\left (a^2 c-d\right ) \sqrt{c+d x^2}}-\frac{2 x \cot ^{-1}(a x) \left (3 c+2 d x^2\right )}{\left (c+d x^2\right )^{3/2}}}{6 c^2} \]
Antiderivative was successfully verified.
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Maple [F] time = 0.665, size = 0, normalized size = 0. \begin{align*} \int{{\rm arccot} \left (ax\right ) \left ( d{x}^{2}+c \right ) ^{-{\frac{5}{2}}}}\, dx \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [F(-2)] time = 0., size = 0, normalized size = 0. \begin{align*} \text{Exception raised: ValueError} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [B] time = 2.81989, size = 1450, normalized size = 10.82 \begin{align*} \left [\frac{{\left (3 \, a^{2} c^{3} +{\left (3 \, a^{2} c d^{2} - 2 \, d^{3}\right )} x^{4} - 2 \, c^{2} d + 2 \,{\left (3 \, a^{2} c^{2} d - 2 \, c d^{2}\right )} x^{2}\right )} \sqrt{a^{2} c - d} \log \left (\frac{a^{4} d^{2} x^{4} + 8 \, a^{4} c^{2} - 8 \, a^{2} c d + 2 \,{\left (4 \, a^{4} c d - 3 \, a^{2} d^{2}\right )} x^{2} - 4 \,{\left (a^{3} d x^{2} + 2 \, a^{3} c - a d\right )} \sqrt{a^{2} c - d} \sqrt{d x^{2} + c} + d^{2}}{a^{4} x^{4} + 2 \, a^{2} x^{2} + 1}\right ) + 4 \,{\left (a^{3} c^{3} - a c^{2} d +{\left (a^{3} c^{2} d - a c d^{2}\right )} x^{2} +{\left (2 \,{\left (a^{4} c^{2} d - 2 \, a^{2} c d^{2} + d^{3}\right )} x^{3} + 3 \,{\left (a^{4} c^{3} - 2 \, a^{2} c^{2} d + c d^{2}\right )} x\right )} \operatorname{arccot}\left (a x\right )\right )} \sqrt{d x^{2} + c}}{12 \,{\left (a^{4} c^{6} - 2 \, a^{2} c^{5} d + c^{4} d^{2} +{\left (a^{4} c^{4} d^{2} - 2 \, a^{2} c^{3} d^{3} + c^{2} d^{4}\right )} x^{4} + 2 \,{\left (a^{4} c^{5} d - 2 \, a^{2} c^{4} d^{2} + c^{3} d^{3}\right )} x^{2}\right )}}, -\frac{{\left (3 \, a^{2} c^{3} +{\left (3 \, a^{2} c d^{2} - 2 \, d^{3}\right )} x^{4} - 2 \, c^{2} d + 2 \,{\left (3 \, a^{2} c^{2} d - 2 \, c d^{2}\right )} x^{2}\right )} \sqrt{-a^{2} c + d} \arctan \left (-\frac{{\left (a^{2} d x^{2} + 2 \, a^{2} c - d\right )} \sqrt{-a^{2} c + d} \sqrt{d x^{2} + c}}{2 \,{\left (a^{3} c^{2} - a c d +{\left (a^{3} c d - a d^{2}\right )} x^{2}\right )}}\right ) - 2 \,{\left (a^{3} c^{3} - a c^{2} d +{\left (a^{3} c^{2} d - a c d^{2}\right )} x^{2} +{\left (2 \,{\left (a^{4} c^{2} d - 2 \, a^{2} c d^{2} + d^{3}\right )} x^{3} + 3 \,{\left (a^{4} c^{3} - 2 \, a^{2} c^{2} d + c d^{2}\right )} x\right )} \operatorname{arccot}\left (a x\right )\right )} \sqrt{d x^{2} + c}}{6 \,{\left (a^{4} c^{6} - 2 \, a^{2} c^{5} d + c^{4} d^{2} +{\left (a^{4} c^{4} d^{2} - 2 \, a^{2} c^{3} d^{3} + c^{2} d^{4}\right )} x^{4} + 2 \,{\left (a^{4} c^{5} d - 2 \, a^{2} c^{4} d^{2} + c^{3} d^{3}\right )} x^{2}\right )}}\right ] \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{\operatorname{acot}{\left (a x \right )}}{\left (c + d x^{2}\right )^{\frac{5}{2}}}\, dx \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.17533, size = 170, normalized size = 1.27 \begin{align*} \frac{1}{3} \, a{\left (\frac{{\left (3 \, a^{2} c - 2 \, d\right )} \arctan \left (\frac{\sqrt{d x^{2} + c} a}{\sqrt{-a^{2} c + d}}\right )}{{\left (a^{2} c^{3} - c^{2} d\right )} \sqrt{-a^{2} c + d} a} + \frac{1}{{\left (a^{2} c^{2} - c d\right )} \sqrt{d x^{2} + c}}\right )} + \frac{x{\left (\frac{2 \, d x^{2}}{c^{2}} + \frac{3}{c}\right )} \arctan \left (\frac{1}{a x}\right )}{3 \,{\left (d x^{2} + c\right )}^{\frac{3}{2}}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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