Optimal. Leaf size=84 \[ \frac{\left (a+b x^3\right )^2 \left (a^2+2 a b x^3+b^2 x^6\right )^p}{6 b^2 (p+1)}-\frac{a \left (a+b x^3\right ) \left (a^2+2 a b x^3+b^2 x^6\right )^p}{3 b^2 (2 p+1)} \]
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Rubi [A] time = 0.055235, antiderivative size = 84, normalized size of antiderivative = 1., number of steps used = 4, number of rules used = 3, integrand size = 24, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.125, Rules used = {1356, 266, 43} \[ \frac{\left (a+b x^3\right )^2 \left (a^2+2 a b x^3+b^2 x^6\right )^p}{6 b^2 (p+1)}-\frac{a \left (a+b x^3\right ) \left (a^2+2 a b x^3+b^2 x^6\right )^p}{3 b^2 (2 p+1)} \]
Antiderivative was successfully verified.
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Rule 1356
Rule 266
Rule 43
Rubi steps
\begin{align*} \int x^5 \left (a^2+2 a b x^3+b^2 x^6\right )^p \, dx &=\left (\left (1+\frac{b x^3}{a}\right )^{-2 p} \left (a^2+2 a b x^3+b^2 x^6\right )^p\right ) \int x^5 \left (1+\frac{b x^3}{a}\right )^{2 p} \, dx\\ &=\frac{1}{3} \left (\left (1+\frac{b x^3}{a}\right )^{-2 p} \left (a^2+2 a b x^3+b^2 x^6\right )^p\right ) \operatorname{Subst}\left (\int x \left (1+\frac{b x}{a}\right )^{2 p} \, dx,x,x^3\right )\\ &=\frac{1}{3} \left (\left (1+\frac{b x^3}{a}\right )^{-2 p} \left (a^2+2 a b x^3+b^2 x^6\right )^p\right ) \operatorname{Subst}\left (\int \left (-\frac{a \left (1+\frac{b x}{a}\right )^{2 p}}{b}+\frac{a \left (1+\frac{b x}{a}\right )^{1+2 p}}{b}\right ) \, dx,x,x^3\right )\\ &=-\frac{a \left (a+b x^3\right ) \left (a^2+2 a b x^3+b^2 x^6\right )^p}{3 b^2 (1+2 p)}+\frac{\left (a+b x^3\right )^2 \left (a^2+2 a b x^3+b^2 x^6\right )^p}{6 b^2 (1+p)}\\ \end{align*}
Mathematica [A] time = 0.0200858, size = 51, normalized size = 0.61 \[ \frac{\left (a+b x^3\right ) \left (\left (a+b x^3\right )^2\right )^p \left (b (2 p+1) x^3-a\right )}{6 b^2 (p+1) (2 p+1)} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.007, size = 60, normalized size = 0.7 \begin{align*} -{\frac{ \left ({b}^{2}{x}^{6}+2\,ab{x}^{3}+{a}^{2} \right ) ^{p} \left ( -2\,{x}^{3}pb-b{x}^{3}+a \right ) \left ( b{x}^{3}+a \right ) }{6\,{b}^{2} \left ( 2\,{p}^{2}+3\,p+1 \right ) }} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 1.07303, size = 73, normalized size = 0.87 \begin{align*} \frac{{\left (b^{2}{\left (2 \, p + 1\right )} x^{6} + 2 \, a b p x^{3} - a^{2}\right )}{\left (b x^{3} + a\right )}^{2 \, p}}{6 \,{\left (2 \, p^{2} + 3 \, p + 1\right )} b^{2}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.55878, size = 142, normalized size = 1.69 \begin{align*} \frac{{\left ({\left (2 \, b^{2} p + b^{2}\right )} x^{6} + 2 \, a b p x^{3} - a^{2}\right )}{\left (b^{2} x^{6} + 2 \, a b x^{3} + a^{2}\right )}^{p}}{6 \,{\left (2 \, b^{2} p^{2} + 3 \, b^{2} p + b^{2}\right )}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F(-2)] time = 0., size = 0, normalized size = 0. \begin{align*} \text{Exception raised: TypeError} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.12001, size = 178, normalized size = 2.12 \begin{align*} \frac{2 \,{\left (b^{2} x^{6} + 2 \, a b x^{3} + a^{2}\right )}^{p} b^{2} p x^{6} +{\left (b^{2} x^{6} + 2 \, a b x^{3} + a^{2}\right )}^{p} b^{2} x^{6} + 2 \,{\left (b^{2} x^{6} + 2 \, a b x^{3} + a^{2}\right )}^{p} a b p x^{3} -{\left (b^{2} x^{6} + 2 \, a b x^{3} + a^{2}\right )}^{p} a^{2}}{6 \,{\left (2 \, b^{2} p^{2} + 3 \, b^{2} p + b^{2}\right )}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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