Optimal. Leaf size=208 \[ \frac{d^2 \left (d+e x^2\right )^{3/2} \left (a+b \log \left (c x^n\right )\right )}{3 e^3}-\frac{2 d \left (d+e x^2\right )^{5/2} \left (a+b \log \left (c x^n\right )\right )}{5 e^3}+\frac{\left (d+e x^2\right )^{7/2} \left (a+b \log \left (c x^n\right )\right )}{7 e^3}-\frac{8 b d^3 n \sqrt{d+e x^2}}{105 e^3}-\frac{8 b d^2 n \left (d+e x^2\right )^{3/2}}{315 e^3}+\frac{8 b d^{7/2} n \tanh ^{-1}\left (\frac{\sqrt{d+e x^2}}{\sqrt{d}}\right )}{105 e^3}+\frac{9 b d n \left (d+e x^2\right )^{5/2}}{175 e^3}-\frac{b n \left (d+e x^2\right )^{7/2}}{49 e^3} \]
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Rubi [A] time = 0.249717, antiderivative size = 208, normalized size of antiderivative = 1., number of steps used = 7, number of rules used = 8, integrand size = 25, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.32, Rules used = {266, 43, 2350, 12, 1251, 897, 1261, 208} \[ \frac{d^2 \left (d+e x^2\right )^{3/2} \left (a+b \log \left (c x^n\right )\right )}{3 e^3}-\frac{2 d \left (d+e x^2\right )^{5/2} \left (a+b \log \left (c x^n\right )\right )}{5 e^3}+\frac{\left (d+e x^2\right )^{7/2} \left (a+b \log \left (c x^n\right )\right )}{7 e^3}-\frac{8 b d^3 n \sqrt{d+e x^2}}{105 e^3}-\frac{8 b d^2 n \left (d+e x^2\right )^{3/2}}{315 e^3}+\frac{8 b d^{7/2} n \tanh ^{-1}\left (\frac{\sqrt{d+e x^2}}{\sqrt{d}}\right )}{105 e^3}+\frac{9 b d n \left (d+e x^2\right )^{5/2}}{175 e^3}-\frac{b n \left (d+e x^2\right )^{7/2}}{49 e^3} \]
Antiderivative was successfully verified.
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Rule 266
Rule 43
Rule 2350
Rule 12
Rule 1251
Rule 897
Rule 1261
Rule 208
Rubi steps
\begin{align*} \int x^5 \sqrt{d+e x^2} \left (a+b \log \left (c x^n\right )\right ) \, dx &=\frac{d^2 \left (d+e x^2\right )^{3/2} \left (a+b \log \left (c x^n\right )\right )}{3 e^3}-\frac{2 d \left (d+e x^2\right )^{5/2} \left (a+b \log \left (c x^n\right )\right )}{5 e^3}+\frac{\left (d+e x^2\right )^{7/2} \left (a+b \log \left (c x^n\right )\right )}{7 e^3}-(b n) \int \frac{\left (d+e x^2\right )^{3/2} \left (8 d^2-12 d e x^2+15 e^2 x^4\right )}{105 e^3 x} \, dx\\ &=\frac{d^2 \left (d+e x^2\right )^{3/2} \left (a+b \log \left (c x^n\right )\right )}{3 e^3}-\frac{2 d \left (d+e x^2\right )^{5/2} \left (a+b \log \left (c x^n\right )\right )}{5 e^3}+\frac{\left (d+e x^2\right )^{7/2} \left (a+b \log \left (c x^n\right )\right )}{7 e^3}-\frac{(b n) \int \frac{\left (d+e x^2\right )^{3/2} \left (8 d^2-12 d e x^2+15 e^2 x^4\right )}{x} \, dx}{105 e^3}\\ &=\frac{d^2 \left (d+e x^2\right )^{3/2} \left (a+b \log \left (c x^n\right )\right )}{3 e^3}-\frac{2 d \left (d+e x^2\right )^{5/2} \left (a+b \log \left (c x^n\right )\right )}{5 e^3}+\frac{\left (d+e x^2\right )^{7/2} \left (a+b \log \left (c x^n\right )\right )}{7 e^3}-\frac{(b n) \operatorname{Subst}\left (\int \frac{(d+e x)^{3/2} \left (8 d^2-12 d e x+15 e^2 x^2\right )}{x} \, dx,x,x^2\right )}{210 e^3}\\ &=\frac{d^2 \left (d+e x^2\right )^{3/2} \left (a+b \log \left (c x^n\right )\right )}{3 e^3}-\frac{2 d \left (d+e x^2\right )^{5/2} \left (a+b \log \left (c x^n\right )\right )}{5 e^3}+\frac{\left (d+e x^2\right )^{7/2} \left (a+b \log \left (c x^n\right )\right )}{7 e^3}-\frac{(b n) \operatorname{Subst}\left (\int \frac{x^4 \left (35 d^2-42 d x^2+15 x^4\right )}{-\frac{d}{e}+\frac{x^2}{e}} \, dx,x,\sqrt{d+e x^2}\right )}{105 e^4}\\ &=\frac{d^2 \left (d+e x^2\right )^{3/2} \left (a+b \log \left (c x^n\right )\right )}{3 e^3}-\frac{2 d \left (d+e x^2\right )^{5/2} \left (a+b \log \left (c x^n\right )\right )}{5 e^3}+\frac{\left (d+e x^2\right )^{7/2} \left (a+b \log \left (c x^n\right )\right )}{7 e^3}-\frac{(b n) \operatorname{Subst}\left (\int \left (8 d^3 e+8 d^2 e x^2-27 d e x^4+15 e x^6+\frac{8 d^4}{-\frac{d}{e}+\frac{x^2}{e}}\right ) \, dx,x,\sqrt{d+e x^2}\right )}{105 e^4}\\ &=-\frac{8 b d^3 n \sqrt{d+e x^2}}{105 e^3}-\frac{8 b d^2 n \left (d+e x^2\right )^{3/2}}{315 e^3}+\frac{9 b d n \left (d+e x^2\right )^{5/2}}{175 e^3}-\frac{b n \left (d+e x^2\right )^{7/2}}{49 e^3}+\frac{d^2 \left (d+e x^2\right )^{3/2} \left (a+b \log \left (c x^n\right )\right )}{3 e^3}-\frac{2 d \left (d+e x^2\right )^{5/2} \left (a+b \log \left (c x^n\right )\right )}{5 e^3}+\frac{\left (d+e x^2\right )^{7/2} \left (a+b \log \left (c x^n\right )\right )}{7 e^3}-\frac{\left (8 b d^4 n\right ) \operatorname{Subst}\left (\int \frac{1}{-\frac{d}{e}+\frac{x^2}{e}} \, dx,x,\sqrt{d+e x^2}\right )}{105 e^4}\\ &=-\frac{8 b d^3 n \sqrt{d+e x^2}}{105 e^3}-\frac{8 b d^2 n \left (d+e x^2\right )^{3/2}}{315 e^3}+\frac{9 b d n \left (d+e x^2\right )^{5/2}}{175 e^3}-\frac{b n \left (d+e x^2\right )^{7/2}}{49 e^3}+\frac{8 b d^{7/2} n \tanh ^{-1}\left (\frac{\sqrt{d+e x^2}}{\sqrt{d}}\right )}{105 e^3}+\frac{d^2 \left (d+e x^2\right )^{3/2} \left (a+b \log \left (c x^n\right )\right )}{3 e^3}-\frac{2 d \left (d+e x^2\right )^{5/2} \left (a+b \log \left (c x^n\right )\right )}{5 e^3}+\frac{\left (d+e x^2\right )^{7/2} \left (a+b \log \left (c x^n\right )\right )}{7 e^3}\\ \end{align*}
Mathematica [A] time = 0.195219, size = 251, normalized size = 1.21 \[ \sqrt{d+e x^2} \left (-\frac{d^2 x^2 \left (420 a+420 b \left (\log \left (c x^n\right )-n \log (x)\right )-179 b n\right )}{11025 e^2}+\frac{2 d^3 \left (420 a+420 b \left (\log \left (c x^n\right )-n \log (x)\right )-389 b n\right )}{11025 e^3}+\frac{d x^4 \left (35 a+35 b \left (\log \left (c x^n\right )-n \log (x)\right )-12 b n\right )}{1225 e}+\frac{1}{49} x^6 \left (7 a+7 b \left (\log \left (c x^n\right )-n \log (x)\right )-b n\right )\right )+\frac{8 b d^{7/2} n \log \left (\sqrt{d} \sqrt{d+e x^2}+d\right )}{105 e^3}+\frac{b n \log (x) \sqrt{d+e x^2} \left (-4 d^2 e x^2+8 d^3+3 d e^2 x^4+15 e^3 x^6\right )}{105 e^3}-\frac{8 b d^{7/2} n \log (x)}{105 e^3} \]
Antiderivative was successfully verified.
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Maple [F] time = 0.488, size = 0, normalized size = 0. \begin{align*} \int{x}^{5} \left ( a+b\ln \left ( c{x}^{n} \right ) \right ) \sqrt{e{x}^{2}+d}\, 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 [A] time = 1.75575, size = 1006, normalized size = 4.84 \begin{align*} \left [\frac{420 \, b d^{\frac{7}{2}} n \log \left (-\frac{e x^{2} + 2 \, \sqrt{e x^{2} + d} \sqrt{d} + 2 \, d}{x^{2}}\right ) -{\left (225 \,{\left (b e^{3} n - 7 \, a e^{3}\right )} x^{6} + 778 \, b d^{3} n + 9 \,{\left (12 \, b d e^{2} n - 35 \, a d e^{2}\right )} x^{4} - 840 \, a d^{3} -{\left (179 \, b d^{2} e n - 420 \, a d^{2} e\right )} x^{2} - 105 \,{\left (15 \, b e^{3} x^{6} + 3 \, b d e^{2} x^{4} - 4 \, b d^{2} e x^{2} + 8 \, b d^{3}\right )} \log \left (c\right ) - 105 \,{\left (15 \, b e^{3} n x^{6} + 3 \, b d e^{2} n x^{4} - 4 \, b d^{2} e n x^{2} + 8 \, b d^{3} n\right )} \log \left (x\right )\right )} \sqrt{e x^{2} + d}}{11025 \, e^{3}}, -\frac{840 \, b \sqrt{-d} d^{3} n \arctan \left (\frac{\sqrt{-d}}{\sqrt{e x^{2} + d}}\right ) +{\left (225 \,{\left (b e^{3} n - 7 \, a e^{3}\right )} x^{6} + 778 \, b d^{3} n + 9 \,{\left (12 \, b d e^{2} n - 35 \, a d e^{2}\right )} x^{4} - 840 \, a d^{3} -{\left (179 \, b d^{2} e n - 420 \, a d^{2} e\right )} x^{2} - 105 \,{\left (15 \, b e^{3} x^{6} + 3 \, b d e^{2} x^{4} - 4 \, b d^{2} e x^{2} + 8 \, b d^{3}\right )} \log \left (c\right ) - 105 \,{\left (15 \, b e^{3} n x^{6} + 3 \, b d e^{2} n x^{4} - 4 \, b d^{2} e n x^{2} + 8 \, b d^{3} n\right )} \log \left (x\right )\right )} \sqrt{e x^{2} + d}}{11025 \, e^{3}}\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 = 1.4689, size = 400, normalized size = 1.92 \begin{align*} \frac{1}{7} \, \sqrt{x^{2} e + d} b x^{6} \log \left (c\right ) + \frac{1}{35} \, \sqrt{x^{2} e + d} b d x^{4} e^{\left (-1\right )} \log \left (c\right ) + \frac{1}{7} \, \sqrt{x^{2} e + d} a x^{6} + \frac{1}{35} \, \sqrt{x^{2} e + d} a d x^{4} e^{\left (-1\right )} - \frac{4}{105} \, \sqrt{x^{2} e + d} b d^{2} x^{2} e^{\left (-2\right )} \log \left (c\right ) - \frac{4}{105} \, \sqrt{x^{2} e + d} a d^{2} x^{2} e^{\left (-2\right )} + \frac{8}{105} \, \sqrt{x^{2} e + d} b d^{3} e^{\left (-3\right )} \log \left (c\right ) + \frac{8}{105} \, \sqrt{x^{2} e + d} a d^{3} e^{\left (-3\right )} + \frac{1}{11025} \,{\left (105 \,{\left (15 \,{\left (x^{2} e + d\right )}^{\frac{7}{2}} - 42 \,{\left (x^{2} e + d\right )}^{\frac{5}{2}} d + 35 \,{\left (x^{2} e + d\right )}^{\frac{3}{2}} d^{2}\right )} e^{\left (-3\right )} \log \left (x\right ) -{\left (\frac{840 \, d^{4} \arctan \left (\frac{\sqrt{x^{2} e + d}}{\sqrt{-d}}\right )}{\sqrt{-d}} + 225 \,{\left (x^{2} e + d\right )}^{\frac{7}{2}} - 567 \,{\left (x^{2} e + d\right )}^{\frac{5}{2}} d + 280 \,{\left (x^{2} e + d\right )}^{\frac{3}{2}} d^{2} + 840 \, \sqrt{x^{2} e + d} d^{3}\right )} e^{\left (-3\right )}\right )} b n \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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