Optimal. Leaf size=93 \[ -\frac{2 a \sqrt{c+d x^3}}{3 b^2}+\frac{2 a \sqrt{b c-a d} \tanh ^{-1}\left (\frac{\sqrt{b} \sqrt{c+d x^3}}{\sqrt{b c-a d}}\right )}{3 b^{5/2}}+\frac{2 \left (c+d x^3\right )^{3/2}}{9 b d} \]
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Rubi [A] time = 0.0780381, antiderivative size = 93, normalized size of antiderivative = 1., number of steps used = 5, number of rules used = 5, integrand size = 24, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.208, Rules used = {446, 80, 50, 63, 208} \[ -\frac{2 a \sqrt{c+d x^3}}{3 b^2}+\frac{2 a \sqrt{b c-a d} \tanh ^{-1}\left (\frac{\sqrt{b} \sqrt{c+d x^3}}{\sqrt{b c-a d}}\right )}{3 b^{5/2}}+\frac{2 \left (c+d x^3\right )^{3/2}}{9 b d} \]
Antiderivative was successfully verified.
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Rule 446
Rule 80
Rule 50
Rule 63
Rule 208
Rubi steps
\begin{align*} \int \frac{x^5 \sqrt{c+d x^3}}{a+b x^3} \, dx &=\frac{1}{3} \operatorname{Subst}\left (\int \frac{x \sqrt{c+d x}}{a+b x} \, dx,x,x^3\right )\\ &=\frac{2 \left (c+d x^3\right )^{3/2}}{9 b d}-\frac{a \operatorname{Subst}\left (\int \frac{\sqrt{c+d x}}{a+b x} \, dx,x,x^3\right )}{3 b}\\ &=-\frac{2 a \sqrt{c+d x^3}}{3 b^2}+\frac{2 \left (c+d x^3\right )^{3/2}}{9 b d}-\frac{(a (b c-a d)) \operatorname{Subst}\left (\int \frac{1}{(a+b x) \sqrt{c+d x}} \, dx,x,x^3\right )}{3 b^2}\\ &=-\frac{2 a \sqrt{c+d x^3}}{3 b^2}+\frac{2 \left (c+d x^3\right )^{3/2}}{9 b d}-\frac{(2 a (b c-a d)) \operatorname{Subst}\left (\int \frac{1}{a-\frac{b c}{d}+\frac{b x^2}{d}} \, dx,x,\sqrt{c+d x^3}\right )}{3 b^2 d}\\ &=-\frac{2 a \sqrt{c+d x^3}}{3 b^2}+\frac{2 \left (c+d x^3\right )^{3/2}}{9 b d}+\frac{2 a \sqrt{b c-a d} \tanh ^{-1}\left (\frac{\sqrt{b} \sqrt{c+d x^3}}{\sqrt{b c-a d}}\right )}{3 b^{5/2}}\\ \end{align*}
Mathematica [A] time = 0.0728928, size = 88, normalized size = 0.95 \[ \frac{2 \sqrt{c+d x^3} \left (b \left (c+d x^3\right )-3 a d\right )}{9 b^2 d}+\frac{2 a \sqrt{b c-a d} \tanh ^{-1}\left (\frac{\sqrt{b} \sqrt{c+d x^3}}{\sqrt{b c-a d}}\right )}{3 b^{5/2}} \]
Antiderivative was successfully verified.
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Maple [C] time = 0.008, size = 458, normalized size = 4.9 \begin{align*}{\frac{2}{9\,bd} \left ( d{x}^{3}+c \right ) ^{{\frac{3}{2}}}}-{\frac{a}{b} \left ({\frac{2}{3\,b}\sqrt{d{x}^{3}+c}}+{\frac{{\frac{i}{3}}\sqrt{2}}{b{d}^{2}}\sum _{{\it \_alpha}={\it RootOf} \left ( b{{\it \_Z}}^{3}+a \right ) }{\sqrt [3]{-{d}^{2}c}\sqrt{{{\frac{i}{2}}d \left ( 2\,x+{\frac{1}{d} \left ( -i\sqrt{3}\sqrt [3]{-{d}^{2}c}+\sqrt [3]{-{d}^{2}c} \right ) } \right ){\frac{1}{\sqrt [3]{-{d}^{2}c}}}}}\sqrt{{d \left ( x-{\frac{1}{d}\sqrt [3]{-{d}^{2}c}} \right ) \left ( -3\,\sqrt [3]{-{d}^{2}c}+i\sqrt{3}\sqrt [3]{-{d}^{2}c} \right ) ^{-1}}}\sqrt{{-{\frac{i}{2}}d \left ( 2\,x+{\frac{1}{d} \left ( i\sqrt{3}\sqrt [3]{-{d}^{2}c}+\sqrt [3]{-{d}^{2}c} \right ) } \right ){\frac{1}{\sqrt [3]{-{d}^{2}c}}}}} \left ( i\sqrt [3]{-{d}^{2}c}{\it \_alpha}\,\sqrt{3}d-i\sqrt{3} \left ( -{d}^{2}c \right ) ^{{\frac{2}{3}}}+2\,{{\it \_alpha}}^{2}{d}^{2}-\sqrt [3]{-{d}^{2}c}{\it \_alpha}\,d- \left ( -{d}^{2}c \right ) ^{{\frac{2}{3}}} \right ){\it EllipticPi} \left ({\frac{\sqrt{3}}{3}\sqrt{{i\sqrt{3}d \left ( x+{\frac{1}{2\,d}\sqrt [3]{-{d}^{2}c}}-{\frac{{\frac{i}{2}}\sqrt{3}}{d}\sqrt [3]{-{d}^{2}c}} \right ){\frac{1}{\sqrt [3]{-{d}^{2}c}}}}}},{\frac{b}{2\,d \left ( ad-bc \right ) } \left ( 2\,i\sqrt [3]{-{d}^{2}c}\sqrt{3}{{\it \_alpha}}^{2}d-i \left ( -{d}^{2}c \right ) ^{{\frac{2}{3}}}\sqrt{3}{\it \_alpha}+i\sqrt{3}cd-3\, \left ( -{d}^{2}c \right ) ^{2/3}{\it \_alpha}-3\,cd \right ) },\sqrt{{\frac{i\sqrt{3}}{d}\sqrt [3]{-{d}^{2}c} \left ( -{\frac{3}{2\,d}\sqrt [3]{-{d}^{2}c}}+{\frac{{\frac{i}{2}}\sqrt{3}}{d}\sqrt [3]{-{d}^{2}c}} \right ) ^{-1}}} \right ){\frac{1}{\sqrt{d{x}^{3}+c}}}}} \right ) } \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 [A] time = 1.33092, size = 427, normalized size = 4.59 \begin{align*} \left [\frac{3 \, a d \sqrt{\frac{b c - a d}{b}} \log \left (\frac{b d x^{3} + 2 \, b c - a d + 2 \, \sqrt{d x^{3} + c} b \sqrt{\frac{b c - a d}{b}}}{b x^{3} + a}\right ) + 2 \,{\left (b d x^{3} + b c - 3 \, a d\right )} \sqrt{d x^{3} + c}}{9 \, b^{2} d}, \frac{2 \,{\left (3 \, a d \sqrt{-\frac{b c - a d}{b}} \arctan \left (-\frac{\sqrt{d x^{3} + c} b \sqrt{-\frac{b c - a d}{b}}}{b c - a d}\right ) +{\left (b d x^{3} + b c - 3 \, a d\right )} \sqrt{d x^{3} + c}\right )}}{9 \, b^{2} d}\right ] \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A] time = 15.5837, size = 95, normalized size = 1.02 \begin{align*} \frac{2 \left (- \frac{a d^{2} \sqrt{c + d x^{3}}}{3 b^{2}} + \frac{a d^{2} \left (a d - b c\right ) \operatorname{atan}{\left (\frac{\sqrt{c + d x^{3}}}{\sqrt{\frac{a d - b c}{b}}} \right )}}{3 b^{3} \sqrt{\frac{a d - b c}{b}}} + \frac{d \left (c + d x^{3}\right )^{\frac{3}{2}}}{9 b}\right )}{d^{2}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.10186, size = 130, normalized size = 1.4 \begin{align*} -\frac{2 \,{\left (\frac{3 \,{\left (a b c d - a^{2} d^{2}\right )} \arctan \left (\frac{\sqrt{d x^{3} + c} b}{\sqrt{-b^{2} c + a b d}}\right )}{\sqrt{-b^{2} c + a b d} b^{2}} - \frac{{\left (d x^{3} + c\right )}^{\frac{3}{2}} b^{2} - 3 \, \sqrt{d x^{3} + c} a b d}{b^{3}}\right )}}{9 \, d} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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