Optimal. Leaf size=396 \[ \frac {2 a b n x}{3 e^2}-\frac {26 b^2 n^2 x}{27 e^2}+\frac {19 b^2 n^2 x^2}{108 e}-\frac {2}{27} b^2 n^2 x^3+\frac {2 b^2 n x \log \left (c x^n\right )}{3 e^2}+\frac {2 b n x \left (a+b \log \left (c x^n\right )\right )}{9 e^2}-\frac {5 b n x^2 \left (a+b \log \left (c x^n\right )\right )}{18 e}+\frac {4}{27} b n x^3 \left (a+b \log \left (c x^n\right )\right )-\frac {x \left (a+b \log \left (c x^n\right )\right )^2}{3 e^2}+\frac {x^2 \left (a+b \log \left (c x^n\right )\right )^2}{6 e}-\frac {1}{9} x^3 \left (a+b \log \left (c x^n\right )\right )^2+\frac {2 b^2 n^2 \log (1+e x)}{27 e^3}+\frac {2}{27} b^2 n^2 x^3 \log (1+e x)-\frac {2 b n \left (a+b \log \left (c x^n\right )\right ) \log (1+e x)}{9 e^3}-\frac {2}{9} b n x^3 \left (a+b \log \left (c x^n\right )\right ) \log (1+e x)+\frac {\left (a+b \log \left (c x^n\right )\right )^2 \log (1+e x)}{3 e^3}+\frac {1}{3} x^3 \left (a+b \log \left (c x^n\right )\right )^2 \log (1+e x)-\frac {2 b^2 n^2 \text {Li}_2(-e x)}{9 e^3}+\frac {2 b n \left (a+b \log \left (c x^n\right )\right ) \text {Li}_2(-e x)}{3 e^3}-\frac {2 b^2 n^2 \text {Li}_3(-e x)}{3 e^3} \]
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Rubi [A]
time = 0.20, antiderivative size = 396, normalized size of antiderivative = 1.00, number of steps
used = 14, number of rules used = 9, integrand size = 22, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.409, Rules used = {2442, 45,
2424, 2332, 2341, 2421, 6724, 2423, 2438} \begin {gather*} \frac {2 b n \text {PolyLog}(2,-e x) \left (a+b \log \left (c x^n\right )\right )}{3 e^3}-\frac {2 b^2 n^2 \text {PolyLog}(2,-e x)}{9 e^3}-\frac {2 b^2 n^2 \text {PolyLog}(3,-e x)}{3 e^3}+\frac {\log (e x+1) \left (a+b \log \left (c x^n\right )\right )^2}{3 e^3}-\frac {2 b n \log (e x+1) \left (a+b \log \left (c x^n\right )\right )}{9 e^3}-\frac {x \left (a+b \log \left (c x^n\right )\right )^2}{3 e^2}+\frac {2 b n x \left (a+b \log \left (c x^n\right )\right )}{9 e^2}+\frac {1}{3} x^3 \log (e x+1) \left (a+b \log \left (c x^n\right )\right )^2-\frac {2}{9} b n x^3 \log (e x+1) \left (a+b \log \left (c x^n\right )\right )+\frac {x^2 \left (a+b \log \left (c x^n\right )\right )^2}{6 e}-\frac {5 b n x^2 \left (a+b \log \left (c x^n\right )\right )}{18 e}-\frac {1}{9} x^3 \left (a+b \log \left (c x^n\right )\right )^2+\frac {4}{27} b n x^3 \left (a+b \log \left (c x^n\right )\right )+\frac {2 a b n x}{3 e^2}+\frac {2 b^2 n x \log \left (c x^n\right )}{3 e^2}+\frac {2 b^2 n^2 \log (e x+1)}{27 e^3}-\frac {26 b^2 n^2 x}{27 e^2}+\frac {2}{27} b^2 n^2 x^3 \log (e x+1)+\frac {19 b^2 n^2 x^2}{108 e}-\frac {2}{27} b^2 n^2 x^3 \end {gather*}
Antiderivative was successfully verified.
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Rule 45
Rule 2332
Rule 2341
Rule 2421
Rule 2423
Rule 2424
Rule 2438
Rule 2442
Rule 6724
Rubi steps
\begin {align*} \int x^2 \left (a+b \log \left (c x^n\right )\right )^2 \log (1+e x) \, dx &=-\frac {x \left (a+b \log \left (c x^n\right )\right )^2}{3 e^2}+\frac {x^2 \left (a+b \log \left (c x^n\right )\right )^2}{6 e}-\frac {1}{9} x^3 \left (a+b \log \left (c x^n\right )\right )^2+\frac {\left (a+b \log \left (c x^n\right )\right )^2 \log (1+e x)}{3 e^3}+\frac {1}{3} x^3 \left (a+b \log \left (c x^n\right )\right )^2 \log (1+e x)-(2 b n) \int \left (-\frac {a+b \log \left (c x^n\right )}{3 e^2}+\frac {x \left (a+b \log \left (c x^n\right )\right )}{6 e}-\frac {1}{9} x^2 \left (a+b \log \left (c x^n\right )\right )+\frac {\left (a+b \log \left (c x^n\right )\right ) \log (1+e x)}{3 e^3 x}+\frac {1}{3} x^2 \left (a+b \log \left (c x^n\right )\right ) \log (1+e x)\right ) \, dx\\ &=-\frac {x \left (a+b \log \left (c x^n\right )\right )^2}{3 e^2}+\frac {x^2 \left (a+b \log \left (c x^n\right )\right )^2}{6 e}-\frac {1}{9} x^3 \left (a+b \log \left (c x^n\right )\right )^2+\frac {\left (a+b \log \left (c x^n\right )\right )^2 \log (1+e x)}{3 e^3}+\frac {1}{3} x^3 \left (a+b \log \left (c x^n\right )\right )^2 \log (1+e x)+\frac {1}{9} (2 b n) \int x^2 \left (a+b \log \left (c x^n\right )\right ) \, dx-\frac {1}{3} (2 b n) \int x^2 \left (a+b \log \left (c x^n\right )\right ) \log (1+e x) \, dx-\frac {(2 b n) \int \frac {\left (a+b \log \left (c x^n\right )\right ) \log (1+e x)}{x} \, dx}{3 e^3}+\frac {(2 b n) \int \left (a+b \log \left (c x^n\right )\right ) \, dx}{3 e^2}-\frac {(b n) \int x \left (a+b \log \left (c x^n\right )\right ) \, dx}{3 e}\\ &=\frac {2 a b n x}{3 e^2}+\frac {b^2 n^2 x^2}{12 e}-\frac {2}{81} b^2 n^2 x^3+\frac {2 b n x \left (a+b \log \left (c x^n\right )\right )}{9 e^2}-\frac {5 b n x^2 \left (a+b \log \left (c x^n\right )\right )}{18 e}+\frac {4}{27} b n x^3 \left (a+b \log \left (c x^n\right )\right )-\frac {x \left (a+b \log \left (c x^n\right )\right )^2}{3 e^2}+\frac {x^2 \left (a+b \log \left (c x^n\right )\right )^2}{6 e}-\frac {1}{9} x^3 \left (a+b \log \left (c x^n\right )\right )^2-\frac {2 b n \left (a+b \log \left (c x^n\right )\right ) \log (1+e x)}{9 e^3}-\frac {2}{9} b n x^3 \left (a+b \log \left (c x^n\right )\right ) \log (1+e x)+\frac {\left (a+b \log \left (c x^n\right )\right )^2 \log (1+e x)}{3 e^3}+\frac {1}{3} x^3 \left (a+b \log \left (c x^n\right )\right )^2 \log (1+e x)+\frac {2 b n \left (a+b \log \left (c x^n\right )\right ) \text {Li}_2(-e x)}{3 e^3}+\frac {\left (2 b^2 n\right ) \int \log \left (c x^n\right ) \, dx}{3 e^2}+\frac {1}{3} \left (2 b^2 n^2\right ) \int \left (-\frac {1}{3 e^2}+\frac {x}{6 e}-\frac {x^2}{9}+\frac {\log (1+e x)}{3 e^3 x}+\frac {1}{3} x^2 \log (1+e x)\right ) \, dx-\frac {\left (2 b^2 n^2\right ) \int \frac {\text {Li}_2(-e x)}{x} \, dx}{3 e^3}\\ &=\frac {2 a b n x}{3 e^2}-\frac {8 b^2 n^2 x}{9 e^2}+\frac {5 b^2 n^2 x^2}{36 e}-\frac {4}{81} b^2 n^2 x^3+\frac {2 b^2 n x \log \left (c x^n\right )}{3 e^2}+\frac {2 b n x \left (a+b \log \left (c x^n\right )\right )}{9 e^2}-\frac {5 b n x^2 \left (a+b \log \left (c x^n\right )\right )}{18 e}+\frac {4}{27} b n x^3 \left (a+b \log \left (c x^n\right )\right )-\frac {x \left (a+b \log \left (c x^n\right )\right )^2}{3 e^2}+\frac {x^2 \left (a+b \log \left (c x^n\right )\right )^2}{6 e}-\frac {1}{9} x^3 \left (a+b \log \left (c x^n\right )\right )^2-\frac {2 b n \left (a+b \log \left (c x^n\right )\right ) \log (1+e x)}{9 e^3}-\frac {2}{9} b n x^3 \left (a+b \log \left (c x^n\right )\right ) \log (1+e x)+\frac {\left (a+b \log \left (c x^n\right )\right )^2 \log (1+e x)}{3 e^3}+\frac {1}{3} x^3 \left (a+b \log \left (c x^n\right )\right )^2 \log (1+e x)+\frac {2 b n \left (a+b \log \left (c x^n\right )\right ) \text {Li}_2(-e x)}{3 e^3}-\frac {2 b^2 n^2 \text {Li}_3(-e x)}{3 e^3}+\frac {1}{9} \left (2 b^2 n^2\right ) \int x^2 \log (1+e x) \, dx+\frac {\left (2 b^2 n^2\right ) \int \frac {\log (1+e x)}{x} \, dx}{9 e^3}\\ &=\frac {2 a b n x}{3 e^2}-\frac {8 b^2 n^2 x}{9 e^2}+\frac {5 b^2 n^2 x^2}{36 e}-\frac {4}{81} b^2 n^2 x^3+\frac {2 b^2 n x \log \left (c x^n\right )}{3 e^2}+\frac {2 b n x \left (a+b \log \left (c x^n\right )\right )}{9 e^2}-\frac {5 b n x^2 \left (a+b \log \left (c x^n\right )\right )}{18 e}+\frac {4}{27} b n x^3 \left (a+b \log \left (c x^n\right )\right )-\frac {x \left (a+b \log \left (c x^n\right )\right )^2}{3 e^2}+\frac {x^2 \left (a+b \log \left (c x^n\right )\right )^2}{6 e}-\frac {1}{9} x^3 \left (a+b \log \left (c x^n\right )\right )^2+\frac {2}{27} b^2 n^2 x^3 \log (1+e x)-\frac {2 b n \left (a+b \log \left (c x^n\right )\right ) \log (1+e x)}{9 e^3}-\frac {2}{9} b n x^3 \left (a+b \log \left (c x^n\right )\right ) \log (1+e x)+\frac {\left (a+b \log \left (c x^n\right )\right )^2 \log (1+e x)}{3 e^3}+\frac {1}{3} x^3 \left (a+b \log \left (c x^n\right )\right )^2 \log (1+e x)-\frac {2 b^2 n^2 \text {Li}_2(-e x)}{9 e^3}+\frac {2 b n \left (a+b \log \left (c x^n\right )\right ) \text {Li}_2(-e x)}{3 e^3}-\frac {2 b^2 n^2 \text {Li}_3(-e x)}{3 e^3}-\frac {1}{27} \left (2 b^2 e n^2\right ) \int \frac {x^3}{1+e x} \, dx\\ &=\frac {2 a b n x}{3 e^2}-\frac {8 b^2 n^2 x}{9 e^2}+\frac {5 b^2 n^2 x^2}{36 e}-\frac {4}{81} b^2 n^2 x^3+\frac {2 b^2 n x \log \left (c x^n\right )}{3 e^2}+\frac {2 b n x \left (a+b \log \left (c x^n\right )\right )}{9 e^2}-\frac {5 b n x^2 \left (a+b \log \left (c x^n\right )\right )}{18 e}+\frac {4}{27} b n x^3 \left (a+b \log \left (c x^n\right )\right )-\frac {x \left (a+b \log \left (c x^n\right )\right )^2}{3 e^2}+\frac {x^2 \left (a+b \log \left (c x^n\right )\right )^2}{6 e}-\frac {1}{9} x^3 \left (a+b \log \left (c x^n\right )\right )^2+\frac {2}{27} b^2 n^2 x^3 \log (1+e x)-\frac {2 b n \left (a+b \log \left (c x^n\right )\right ) \log (1+e x)}{9 e^3}-\frac {2}{9} b n x^3 \left (a+b \log \left (c x^n\right )\right ) \log (1+e x)+\frac {\left (a+b \log \left (c x^n\right )\right )^2 \log (1+e x)}{3 e^3}+\frac {1}{3} x^3 \left (a+b \log \left (c x^n\right )\right )^2 \log (1+e x)-\frac {2 b^2 n^2 \text {Li}_2(-e x)}{9 e^3}+\frac {2 b n \left (a+b \log \left (c x^n\right )\right ) \text {Li}_2(-e x)}{3 e^3}-\frac {2 b^2 n^2 \text {Li}_3(-e x)}{3 e^3}-\frac {1}{27} \left (2 b^2 e n^2\right ) \int \left (\frac {1}{e^3}-\frac {x}{e^2}+\frac {x^2}{e}-\frac {1}{e^3 (1+e x)}\right ) \, dx\\ &=\frac {2 a b n x}{3 e^2}-\frac {26 b^2 n^2 x}{27 e^2}+\frac {19 b^2 n^2 x^2}{108 e}-\frac {2}{27} b^2 n^2 x^3+\frac {2 b^2 n x \log \left (c x^n\right )}{3 e^2}+\frac {2 b n x \left (a+b \log \left (c x^n\right )\right )}{9 e^2}-\frac {5 b n x^2 \left (a+b \log \left (c x^n\right )\right )}{18 e}+\frac {4}{27} b n x^3 \left (a+b \log \left (c x^n\right )\right )-\frac {x \left (a+b \log \left (c x^n\right )\right )^2}{3 e^2}+\frac {x^2 \left (a+b \log \left (c x^n\right )\right )^2}{6 e}-\frac {1}{9} x^3 \left (a+b \log \left (c x^n\right )\right )^2+\frac {2 b^2 n^2 \log (1+e x)}{27 e^3}+\frac {2}{27} b^2 n^2 x^3 \log (1+e x)-\frac {2 b n \left (a+b \log \left (c x^n\right )\right ) \log (1+e x)}{9 e^3}-\frac {2}{9} b n x^3 \left (a+b \log \left (c x^n\right )\right ) \log (1+e x)+\frac {\left (a+b \log \left (c x^n\right )\right )^2 \log (1+e x)}{3 e^3}+\frac {1}{3} x^3 \left (a+b \log \left (c x^n\right )\right )^2 \log (1+e x)-\frac {2 b^2 n^2 \text {Li}_2(-e x)}{9 e^3}+\frac {2 b n \left (a+b \log \left (c x^n\right )\right ) \text {Li}_2(-e x)}{3 e^3}-\frac {2 b^2 n^2 \text {Li}_3(-e x)}{3 e^3}\\ \end {align*}
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Mathematica [A]
time = 0.09, size = 506, normalized size = 1.28 \begin {gather*} \frac {-36 a^2 e x+96 a b e n x-104 b^2 e n^2 x+18 a^2 e^2 x^2-30 a b e^2 n x^2+19 b^2 e^2 n^2 x^2-12 a^2 e^3 x^3+16 a b e^3 n x^3-8 b^2 e^3 n^2 x^3-72 a b e x \log \left (c x^n\right )+96 b^2 e n x \log \left (c x^n\right )+36 a b e^2 x^2 \log \left (c x^n\right )-30 b^2 e^2 n x^2 \log \left (c x^n\right )-24 a b e^3 x^3 \log \left (c x^n\right )+16 b^2 e^3 n x^3 \log \left (c x^n\right )-36 b^2 e x \log ^2\left (c x^n\right )+18 b^2 e^2 x^2 \log ^2\left (c x^n\right )-12 b^2 e^3 x^3 \log ^2\left (c x^n\right )+36 a^2 \log (1+e x)-24 a b n \log (1+e x)+8 b^2 n^2 \log (1+e x)+36 a^2 e^3 x^3 \log (1+e x)-24 a b e^3 n x^3 \log (1+e x)+8 b^2 e^3 n^2 x^3 \log (1+e x)+72 a b \log \left (c x^n\right ) \log (1+e x)-24 b^2 n \log \left (c x^n\right ) \log (1+e x)+72 a b e^3 x^3 \log \left (c x^n\right ) \log (1+e x)-24 b^2 e^3 n x^3 \log \left (c x^n\right ) \log (1+e x)+36 b^2 \log ^2\left (c x^n\right ) \log (1+e x)+36 b^2 e^3 x^3 \log ^2\left (c x^n\right ) \log (1+e x)+24 b n \left (3 a-b n+3 b \log \left (c x^n\right )\right ) \text {Li}_2(-e x)-72 b^2 n^2 \text {Li}_3(-e x)}{108 e^3} \end {gather*}
Antiderivative was successfully verified.
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Maple [F]
time = 0.02, size = 0, normalized size = 0.00 \[\int x^{2} \left (a +b \ln \left (c \,x^{n}\right )\right )^{2} \ln \left (e x +1\right )\, dx\]
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [F]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {Failed to integrate} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [F]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {could not integrate} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F(-1)] Timed out
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {Timed out} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [F]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {could not integrate} \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 = -0.00 \begin {gather*} \int x^2\,\ln \left (e\,x+1\right )\,{\left (a+b\,\ln \left (c\,x^n\right )\right )}^2 \,d x \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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