Optimal. Leaf size=161 \[ \frac{7 d^2 \sqrt{c+d x^3}}{512 c^2 \left (8 c-d x^3\right )}+\frac{15 d^2 \tanh ^{-1}\left (\frac{\sqrt{c+d x^3}}{3 \sqrt{c}}\right )}{2048 c^{5/2}}-\frac{17 d^2 \tanh ^{-1}\left (\frac{\sqrt{c+d x^3}}{\sqrt{c}}\right )}{2048 c^{5/2}}-\frac{23 d \sqrt{c+d x^3}}{384 c x^3 \left (8 c-d x^3\right )}-\frac{\sqrt{c+d x^3}}{48 x^6 \left (8 c-d x^3\right )} \]
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Rubi [A] time = 0.133409, antiderivative size = 161, normalized size of antiderivative = 1., number of steps used = 9, number of rules used = 7, integrand size = 27, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.259, Rules used = {446, 98, 151, 156, 63, 208, 206} \[ \frac{7 d^2 \sqrt{c+d x^3}}{512 c^2 \left (8 c-d x^3\right )}+\frac{15 d^2 \tanh ^{-1}\left (\frac{\sqrt{c+d x^3}}{3 \sqrt{c}}\right )}{2048 c^{5/2}}-\frac{17 d^2 \tanh ^{-1}\left (\frac{\sqrt{c+d x^3}}{\sqrt{c}}\right )}{2048 c^{5/2}}-\frac{23 d \sqrt{c+d x^3}}{384 c x^3 \left (8 c-d x^3\right )}-\frac{\sqrt{c+d x^3}}{48 x^6 \left (8 c-d x^3\right )} \]
Antiderivative was successfully verified.
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Rule 446
Rule 98
Rule 151
Rule 156
Rule 63
Rule 208
Rule 206
Rubi steps
\begin{align*} \int \frac{\left (c+d x^3\right )^{3/2}}{x^7 \left (8 c-d x^3\right )^2} \, dx &=\frac{1}{3} \operatorname{Subst}\left (\int \frac{(c+d x)^{3/2}}{x^3 (8 c-d x)^2} \, dx,x,x^3\right )\\ &=-\frac{\sqrt{c+d x^3}}{48 x^6 \left (8 c-d x^3\right )}-\frac{\operatorname{Subst}\left (\int \frac{-23 c^2 d-\frac{37}{2} c d^2 x}{x^2 (8 c-d x)^2 \sqrt{c+d x}} \, dx,x,x^3\right )}{48 c}\\ &=-\frac{\sqrt{c+d x^3}}{48 x^6 \left (8 c-d x^3\right )}-\frac{23 d \sqrt{c+d x^3}}{384 c x^3 \left (8 c-d x^3\right )}+\frac{\operatorname{Subst}\left (\int \frac{102 c^3 d^2+\frac{69}{2} c^2 d^3 x}{x (8 c-d x)^2 \sqrt{c+d x}} \, dx,x,x^3\right )}{384 c^3}\\ &=\frac{7 d^2 \sqrt{c+d x^3}}{512 c^2 \left (8 c-d x^3\right )}-\frac{\sqrt{c+d x^3}}{48 x^6 \left (8 c-d x^3\right )}-\frac{23 d \sqrt{c+d x^3}}{384 c x^3 \left (8 c-d x^3\right )}-\frac{\operatorname{Subst}\left (\int \frac{-918 c^4 d^3-189 c^3 d^4 x}{x (8 c-d x) \sqrt{c+d x}} \, dx,x,x^3\right )}{27648 c^5 d}\\ &=\frac{7 d^2 \sqrt{c+d x^3}}{512 c^2 \left (8 c-d x^3\right )}-\frac{\sqrt{c+d x^3}}{48 x^6 \left (8 c-d x^3\right )}-\frac{23 d \sqrt{c+d x^3}}{384 c x^3 \left (8 c-d x^3\right )}+\frac{\left (17 d^2\right ) \operatorname{Subst}\left (\int \frac{1}{x \sqrt{c+d x}} \, dx,x,x^3\right )}{4096 c^2}+\frac{\left (45 d^3\right ) \operatorname{Subst}\left (\int \frac{1}{(8 c-d x) \sqrt{c+d x}} \, dx,x,x^3\right )}{4096 c^2}\\ &=\frac{7 d^2 \sqrt{c+d x^3}}{512 c^2 \left (8 c-d x^3\right )}-\frac{\sqrt{c+d x^3}}{48 x^6 \left (8 c-d x^3\right )}-\frac{23 d \sqrt{c+d x^3}}{384 c x^3 \left (8 c-d x^3\right )}+\frac{(17 d) \operatorname{Subst}\left (\int \frac{1}{-\frac{c}{d}+\frac{x^2}{d}} \, dx,x,\sqrt{c+d x^3}\right )}{2048 c^2}+\frac{\left (45 d^2\right ) \operatorname{Subst}\left (\int \frac{1}{9 c-x^2} \, dx,x,\sqrt{c+d x^3}\right )}{2048 c^2}\\ &=\frac{7 d^2 \sqrt{c+d x^3}}{512 c^2 \left (8 c-d x^3\right )}-\frac{\sqrt{c+d x^3}}{48 x^6 \left (8 c-d x^3\right )}-\frac{23 d \sqrt{c+d x^3}}{384 c x^3 \left (8 c-d x^3\right )}+\frac{15 d^2 \tanh ^{-1}\left (\frac{\sqrt{c+d x^3}}{3 \sqrt{c}}\right )}{2048 c^{5/2}}-\frac{17 d^2 \tanh ^{-1}\left (\frac{\sqrt{c+d x^3}}{\sqrt{c}}\right )}{2048 c^{5/2}}\\ \end{align*}
Mathematica [A] time = 0.156764, size = 112, normalized size = 0.7 \[ \frac{\frac{4 \sqrt{c} \sqrt{c+d x^3} \left (32 c^2+92 c d x^3-21 d^2 x^6\right )}{d x^9-8 c x^6}+45 d^2 \tanh ^{-1}\left (\frac{\sqrt{c+d x^3}}{3 \sqrt{c}}\right )-51 d^2 \tanh ^{-1}\left (\frac{\sqrt{c+d x^3}}{\sqrt{c}}\right )}{6144 c^{5/2}} \]
Antiderivative was successfully verified.
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Maple [C] time = 0.016, size = 1075, normalized size = 6.7 \begin{align*} \text{result too large to display} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{{\left (d x^{3} + c\right )}^{\frac{3}{2}}}{{\left (d x^{3} - 8 \, c\right )}^{2} x^{7}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.63929, size = 707, normalized size = 4.39 \begin{align*} \left [\frac{45 \,{\left (d^{3} x^{9} - 8 \, c d^{2} x^{6}\right )} \sqrt{c} \log \left (\frac{d x^{3} + 6 \, \sqrt{d x^{3} + c} \sqrt{c} + 10 \, c}{d x^{3} - 8 \, c}\right ) + 51 \,{\left (d^{3} x^{9} - 8 \, c d^{2} x^{6}\right )} \sqrt{c} \log \left (\frac{d x^{3} - 2 \, \sqrt{d x^{3} + c} \sqrt{c} + 2 \, c}{x^{3}}\right ) - 8 \,{\left (21 \, c d^{2} x^{6} - 92 \, c^{2} d x^{3} - 32 \, c^{3}\right )} \sqrt{d x^{3} + c}}{12288 \,{\left (c^{3} d x^{9} - 8 \, c^{4} x^{6}\right )}}, \frac{51 \,{\left (d^{3} x^{9} - 8 \, c d^{2} x^{6}\right )} \sqrt{-c} \arctan \left (\frac{\sqrt{d x^{3} + c} \sqrt{-c}}{c}\right ) - 45 \,{\left (d^{3} x^{9} - 8 \, c d^{2} x^{6}\right )} \sqrt{-c} \arctan \left (\frac{\sqrt{d x^{3} + c} \sqrt{-c}}{3 \, c}\right ) - 4 \,{\left (21 \, c d^{2} x^{6} - 92 \, c^{2} d x^{3} - 32 \, c^{3}\right )} \sqrt{d x^{3} + c}}{6144 \,{\left (c^{3} d x^{9} - 8 \, c^{4} x^{6}\right )}}\right ] \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F(-1)] time = 0., size = 0, normalized size = 0. \begin{align*} \text{Timed out} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.12683, size = 161, normalized size = 1. \begin{align*} \frac{1}{6144} \, d^{2}{\left (\frac{51 \, \arctan \left (\frac{\sqrt{d x^{3} + c}}{\sqrt{-c}}\right )}{\sqrt{-c} c^{2}} - \frac{45 \, \arctan \left (\frac{\sqrt{d x^{3} + c}}{3 \, \sqrt{-c}}\right )}{\sqrt{-c} c^{2}} - \frac{36 \, \sqrt{d x^{3} + c}}{{\left (d x^{3} - 8 \, c\right )} c^{2}} - \frac{16 \,{\left (3 \,{\left (d x^{3} + c\right )}^{\frac{3}{2}} - 2 \, \sqrt{d x^{3} + c} c\right )}}{c^{2} d^{2} x^{6}}\right )} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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