Optimal. Leaf size=154 \[ \frac {2 b d^2 n \sqrt {d+e x^2}}{15 e^2}+\frac {2 b d n \left (d+e x^2\right )^{3/2}}{45 e^2}-\frac {b n \left (d+e x^2\right )^{5/2}}{25 e^2}-\frac {2 b d^{5/2} n \tanh ^{-1}\left (\frac {\sqrt {d+e x^2}}{\sqrt {d}}\right )}{15 e^2}-\frac {d \left (d+e x^2\right )^{3/2} \left (a+b \log \left (c x^n\right )\right )}{3 e^2}+\frac {\left (d+e x^2\right )^{5/2} \left (a+b \log \left (c x^n\right )\right )}{5 e^2} \]
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Rubi [A]
time = 0.12, antiderivative size = 154, normalized size of antiderivative = 1.00, number of steps
used = 8, number of rules used = 9, integrand size = 25, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.360, Rules used = {272, 45, 2392,
12, 457, 81, 52, 65, 214} \begin {gather*} -\frac {d \left (d+e x^2\right )^{3/2} \left (a+b \log \left (c x^n\right )\right )}{3 e^2}+\frac {\left (d+e x^2\right )^{5/2} \left (a+b \log \left (c x^n\right )\right )}{5 e^2}-\frac {2 b d^{5/2} n \tanh ^{-1}\left (\frac {\sqrt {d+e x^2}}{\sqrt {d}}\right )}{15 e^2}+\frac {2 b d^2 n \sqrt {d+e x^2}}{15 e^2}+\frac {2 b d n \left (d+e x^2\right )^{3/2}}{45 e^2}-\frac {b n \left (d+e x^2\right )^{5/2}}{25 e^2} \end {gather*}
Antiderivative was successfully verified.
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Rule 12
Rule 45
Rule 52
Rule 65
Rule 81
Rule 214
Rule 272
Rule 457
Rule 2392
Rubi steps
\begin {align*} \int x^3 \sqrt {d+e x^2} \left (a+b \log \left (c x^n\right )\right ) \, dx &=-\frac {d \left (d+e x^2\right )^{3/2} \left (a+b \log \left (c x^n\right )\right )}{3 e^2}+\frac {\left (d+e x^2\right )^{5/2} \left (a+b \log \left (c x^n\right )\right )}{5 e^2}-(b n) \int \frac {\left (d+e x^2\right )^{3/2} \left (-2 d+3 e x^2\right )}{15 e^2 x} \, dx\\ &=-\frac {d \left (d+e x^2\right )^{3/2} \left (a+b \log \left (c x^n\right )\right )}{3 e^2}+\frac {\left (d+e x^2\right )^{5/2} \left (a+b \log \left (c x^n\right )\right )}{5 e^2}-\frac {(b n) \int \frac {\left (d+e x^2\right )^{3/2} \left (-2 d+3 e x^2\right )}{x} \, dx}{15 e^2}\\ &=-\frac {d \left (d+e x^2\right )^{3/2} \left (a+b \log \left (c x^n\right )\right )}{3 e^2}+\frac {\left (d+e x^2\right )^{5/2} \left (a+b \log \left (c x^n\right )\right )}{5 e^2}-\frac {(b n) \text {Subst}\left (\int \frac {(d+e x)^{3/2} (-2 d+3 e x)}{x} \, dx,x,x^2\right )}{30 e^2}\\ &=-\frac {b n \left (d+e x^2\right )^{5/2}}{25 e^2}-\frac {d \left (d+e x^2\right )^{3/2} \left (a+b \log \left (c x^n\right )\right )}{3 e^2}+\frac {\left (d+e x^2\right )^{5/2} \left (a+b \log \left (c x^n\right )\right )}{5 e^2}+\frac {(b d n) \text {Subst}\left (\int \frac {(d+e x)^{3/2}}{x} \, dx,x,x^2\right )}{15 e^2}\\ &=\frac {2 b d n \left (d+e x^2\right )^{3/2}}{45 e^2}-\frac {b n \left (d+e x^2\right )^{5/2}}{25 e^2}-\frac {d \left (d+e x^2\right )^{3/2} \left (a+b \log \left (c x^n\right )\right )}{3 e^2}+\frac {\left (d+e x^2\right )^{5/2} \left (a+b \log \left (c x^n\right )\right )}{5 e^2}+\frac {\left (b d^2 n\right ) \text {Subst}\left (\int \frac {\sqrt {d+e x}}{x} \, dx,x,x^2\right )}{15 e^2}\\ &=\frac {2 b d^2 n \sqrt {d+e x^2}}{15 e^2}+\frac {2 b d n \left (d+e x^2\right )^{3/2}}{45 e^2}-\frac {b n \left (d+e x^2\right )^{5/2}}{25 e^2}-\frac {d \left (d+e x^2\right )^{3/2} \left (a+b \log \left (c x^n\right )\right )}{3 e^2}+\frac {\left (d+e x^2\right )^{5/2} \left (a+b \log \left (c x^n\right )\right )}{5 e^2}+\frac {\left (b d^3 n\right ) \text {Subst}\left (\int \frac {1}{x \sqrt {d+e x}} \, dx,x,x^2\right )}{15 e^2}\\ &=\frac {2 b d^2 n \sqrt {d+e x^2}}{15 e^2}+\frac {2 b d n \left (d+e x^2\right )^{3/2}}{45 e^2}-\frac {b n \left (d+e x^2\right )^{5/2}}{25 e^2}-\frac {d \left (d+e x^2\right )^{3/2} \left (a+b \log \left (c x^n\right )\right )}{3 e^2}+\frac {\left (d+e x^2\right )^{5/2} \left (a+b \log \left (c x^n\right )\right )}{5 e^2}+\frac {\left (2 b d^3 n\right ) \text {Subst}\left (\int \frac {1}{-\frac {d}{e}+\frac {x^2}{e}} \, dx,x,\sqrt {d+e x^2}\right )}{15 e^3}\\ &=\frac {2 b d^2 n \sqrt {d+e x^2}}{15 e^2}+\frac {2 b d n \left (d+e x^2\right )^{3/2}}{45 e^2}-\frac {b n \left (d+e x^2\right )^{5/2}}{25 e^2}-\frac {2 b d^{5/2} n \tanh ^{-1}\left (\frac {\sqrt {d+e x^2}}{\sqrt {d}}\right )}{15 e^2}-\frac {d \left (d+e x^2\right )^{3/2} \left (a+b \log \left (c x^n\right )\right )}{3 e^2}+\frac {\left (d+e x^2\right )^{5/2} \left (a+b \log \left (c x^n\right )\right )}{5 e^2}\\ \end {align*}
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Mathematica [A]
time = 0.09, size = 204, normalized size = 1.32 \begin {gather*} \frac {2 b d^{5/2} n \log (x)}{15 e^2}-\frac {b n \sqrt {d+e x^2} \left (2 d^2-d e x^2-3 e^2 x^4\right ) \log (x)}{15 e^2}+\sqrt {d+e x^2} \left (\frac {1}{25} x^4 \left (5 a-b n+5 b \left (-n \log (x)+\log \left (c x^n\right )\right )\right )+\frac {d x^2 \left (15 a-8 b n+15 b \left (-n \log (x)+\log \left (c x^n\right )\right )\right )}{225 e}-\frac {d^2 \left (30 a-31 b n+30 b \left (-n \log (x)+\log \left (c x^n\right )\right )\right )}{225 e^2}\right )-\frac {2 b d^{5/2} n \log \left (d+\sqrt {d} \sqrt {d+e x^2}\right )}{15 e^2} \end {gather*}
Antiderivative was successfully verified.
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Maple [F]
time = 0.02, size = 0, normalized size = 0.00 \[\int x^{3} \left (a +b \ln \left (c \,x^{n}\right )\right ) \sqrt {e \,x^{2}+d}\, dx\]
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A]
time = 0.51, size = 170, normalized size = 1.10 \begin {gather*} \frac {1}{225} \, {\left (15 \, d^{\frac {5}{2}} e^{\left (-2\right )} \log \left (\frac {\sqrt {x^{2} e + d} - \sqrt {d}}{\sqrt {x^{2} e + d} + \sqrt {d}}\right ) - {\left (9 \, {\left (x^{2} e + d\right )}^{\frac {5}{2}} - 10 \, {\left (x^{2} e + d\right )}^{\frac {3}{2}} d - 30 \, \sqrt {x^{2} e + d} d^{2}\right )} e^{\left (-2\right )}\right )} b n + \frac {1}{15} \, {\left (3 \, {\left (x^{2} e + d\right )}^{\frac {3}{2}} x^{2} e^{\left (-1\right )} - 2 \, {\left (x^{2} e + d\right )}^{\frac {3}{2}} d e^{\left (-2\right )}\right )} b \log \left (c x^{n}\right ) + \frac {1}{15} \, {\left (3 \, {\left (x^{2} e + d\right )}^{\frac {3}{2}} x^{2} e^{\left (-1\right )} - 2 \, {\left (x^{2} e + d\right )}^{\frac {3}{2}} d e^{\left (-2\right )}\right )} a \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 0.40, size = 304, normalized size = 1.97 \begin {gather*} \left [\frac {1}{225} \, {\left (15 \, b d^{\frac {5}{2}} n \log \left (-\frac {x^{2} e - 2 \, \sqrt {x^{2} e + d} \sqrt {d} + 2 \, d}{x^{2}}\right ) - {\left (9 \, {\left (b n - 5 \, a\right )} x^{4} e^{2} - 31 \, b d^{2} n + {\left (8 \, b d n - 15 \, a d\right )} x^{2} e + 30 \, a d^{2} - 15 \, {\left (3 \, b x^{4} e^{2} + b d x^{2} e - 2 \, b d^{2}\right )} \log \left (c\right ) - 15 \, {\left (3 \, b n x^{4} e^{2} + b d n x^{2} e - 2 \, b d^{2} n\right )} \log \left (x\right )\right )} \sqrt {x^{2} e + d}\right )} e^{\left (-2\right )}, \frac {1}{225} \, {\left (30 \, b \sqrt {-d} d^{2} n \arctan \left (\frac {\sqrt {-d}}{\sqrt {x^{2} e + d}}\right ) - {\left (9 \, {\left (b n - 5 \, a\right )} x^{4} e^{2} - 31 \, b d^{2} n + {\left (8 \, b d n - 15 \, a d\right )} x^{2} e + 30 \, a d^{2} - 15 \, {\left (3 \, b x^{4} e^{2} + b d x^{2} e - 2 \, b d^{2}\right )} \log \left (c\right ) - 15 \, {\left (3 \, b n x^{4} e^{2} + b d n x^{2} e - 2 \, b d^{2} n\right )} \log \left (x\right )\right )} \sqrt {x^{2} e + d}\right )} e^{\left (-2\right )}\right ] \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \int x^{3} \left (a + b \log {\left (c x^{n} \right )}\right ) \sqrt {d + e x^{2}}\, dx \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 2.64, size = 221, normalized size = 1.44 \begin {gather*} \frac {1}{5} \, \sqrt {x^{2} e + d} b x^{4} \log \left (c\right ) + \frac {1}{15} \, \sqrt {x^{2} e + d} b d x^{2} e^{\left (-1\right )} \log \left (c\right ) + \frac {1}{5} \, \sqrt {x^{2} e + d} a x^{4} + \frac {1}{15} \, \sqrt {x^{2} e + d} a d x^{2} e^{\left (-1\right )} - \frac {2}{15} \, \sqrt {x^{2} e + d} b d^{2} e^{\left (-2\right )} \log \left (c\right ) - \frac {2}{15} \, \sqrt {x^{2} e + d} a d^{2} e^{\left (-2\right )} + \frac {1}{225} \, {\left (15 \, {\left (3 \, {\left (x^{2} e + d\right )}^{\frac {5}{2}} - 5 \, {\left (x^{2} e + d\right )}^{\frac {3}{2}} d\right )} e^{\left (-2\right )} \log \left (x\right ) + {\left (\frac {30 \, d^{3} \arctan \left (\frac {\sqrt {x^{2} e + d}}{\sqrt {-d}}\right )}{\sqrt {-d}} - 9 \, {\left (x^{2} e + d\right )}^{\frac {5}{2}} + 10 \, {\left (x^{2} e + d\right )}^{\frac {3}{2}} d + 30 \, \sqrt {x^{2} e + d} d^{2}\right )} e^{\left (-2\right )}\right )} b n \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [F]
time = 0.00, size = -1, normalized size = -0.01 \begin {gather*} \int x^3\,\sqrt {e\,x^2+d}\,\left (a+b\,\ln \left (c\,x^n\right )\right ) \,d x \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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