Optimal. Leaf size=57 \[ \frac{a x^6}{6}+\frac{b x^2 \sin \left (c+d x^2\right )}{d^2}+\frac{b \cos \left (c+d x^2\right )}{d^3}-\frac{b x^4 \cos \left (c+d x^2\right )}{2 d} \]
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Rubi [A] time = 0.0730884, antiderivative size = 57, normalized size of antiderivative = 1., number of steps used = 6, number of rules used = 4, integrand size = 16, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.25, Rules used = {14, 3379, 3296, 2638} \[ \frac{a x^6}{6}+\frac{b x^2 \sin \left (c+d x^2\right )}{d^2}+\frac{b \cos \left (c+d x^2\right )}{d^3}-\frac{b x^4 \cos \left (c+d x^2\right )}{2 d} \]
Antiderivative was successfully verified.
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Rule 14
Rule 3379
Rule 3296
Rule 2638
Rubi steps
\begin{align*} \int x^5 \left (a+b \sin \left (c+d x^2\right )\right ) \, dx &=\int \left (a x^5+b x^5 \sin \left (c+d x^2\right )\right ) \, dx\\ &=\frac{a x^6}{6}+b \int x^5 \sin \left (c+d x^2\right ) \, dx\\ &=\frac{a x^6}{6}+\frac{1}{2} b \operatorname{Subst}\left (\int x^2 \sin (c+d x) \, dx,x,x^2\right )\\ &=\frac{a x^6}{6}-\frac{b x^4 \cos \left (c+d x^2\right )}{2 d}+\frac{b \operatorname{Subst}\left (\int x \cos (c+d x) \, dx,x,x^2\right )}{d}\\ &=\frac{a x^6}{6}-\frac{b x^4 \cos \left (c+d x^2\right )}{2 d}+\frac{b x^2 \sin \left (c+d x^2\right )}{d^2}-\frac{b \operatorname{Subst}\left (\int \sin (c+d x) \, dx,x,x^2\right )}{d^2}\\ &=\frac{a x^6}{6}+\frac{b \cos \left (c+d x^2\right )}{d^3}-\frac{b x^4 \cos \left (c+d x^2\right )}{2 d}+\frac{b x^2 \sin \left (c+d x^2\right )}{d^2}\\ \end{align*}
Mathematica [A] time = 0.0859434, size = 51, normalized size = 0.89 \[ \frac{a d^3 x^6-3 b \left (d^2 x^4-2\right ) \cos \left (c+d x^2\right )+6 b d x^2 \sin \left (c+d x^2\right )}{6 d^3} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.01, size = 62, normalized size = 1.1 \begin{align*}{\frac{a{x}^{6}}{6}}+b \left ( -{\frac{{x}^{4}\cos \left ( d{x}^{2}+c \right ) }{2\,d}}+2\,{\frac{1}{d} \left ( 1/2\,{\frac{{x}^{2}\sin \left ( d{x}^{2}+c \right ) }{d}}+1/2\,{\frac{\cos \left ( d{x}^{2}+c \right ) }{{d}^{2}}} \right ) } \right ) \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 0.980933, size = 63, normalized size = 1.11 \begin{align*} \frac{1}{6} \, a x^{6} + \frac{{\left (2 \, d x^{2} \sin \left (d x^{2} + c\right ) -{\left (d^{2} x^{4} - 2\right )} \cos \left (d x^{2} + c\right )\right )} b}{2 \, d^{3}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.99113, size = 115, normalized size = 2.02 \begin{align*} \frac{a d^{3} x^{6} + 6 \, b d x^{2} \sin \left (d x^{2} + c\right ) - 3 \,{\left (b d^{2} x^{4} - 2 \, b\right )} \cos \left (d x^{2} + c\right )}{6 \, d^{3}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A] time = 3.95245, size = 65, normalized size = 1.14 \begin{align*} \begin{cases} \frac{a x^{6}}{6} - \frac{b x^{4} \cos{\left (c + d x^{2} \right )}}{2 d} + \frac{b x^{2} \sin{\left (c + d x^{2} \right )}}{d^{2}} + \frac{b \cos{\left (c + d x^{2} \right )}}{d^{3}} & \text{for}\: d \neq 0 \\\frac{x^{6} \left (a + b \sin{\left (c \right )}\right )}{6} & \text{otherwise} \end{cases} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.17725, size = 93, normalized size = 1.63 \begin{align*} \frac{a d x^{6} + 3 \,{\left (\frac{2 \, x^{2} \sin \left (d x^{2} + c\right )}{d} - \frac{{\left ({\left (d x^{2} + c\right )}^{2} - 2 \,{\left (d x^{2} + c\right )} c + c^{2} - 2\right )} \cos \left (d x^{2} + c\right )}{d^{2}}\right )} b}{6 \, d} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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