Optimal. Leaf size=74 \[ -\frac {1}{4} b d^2 n x^2-\frac {2}{9} b d e n x^3-\frac {1}{16} b e^2 n x^4+\frac {1}{12} \left (6 d^2 x^2+8 d e x^3+3 e^2 x^4\right ) \left (a+b \log \left (c x^n\right )\right ) \]
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Rubi [A]
time = 0.04, antiderivative size = 74, normalized size of antiderivative = 1.00, number of steps
used = 4, number of rules used = 4, integrand size = 19, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.210, Rules used = {45, 2371, 12,
14} \begin {gather*} \frac {1}{12} \left (6 d^2 x^2+8 d e x^3+3 e^2 x^4\right ) \left (a+b \log \left (c x^n\right )\right )-\frac {1}{4} b d^2 n x^2-\frac {2}{9} b d e n x^3-\frac {1}{16} b e^2 n x^4 \end {gather*}
Antiderivative was successfully verified.
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Rule 12
Rule 14
Rule 45
Rule 2371
Rubi steps
\begin {align*} \int x (d+e x)^2 \left (a+b \log \left (c x^n\right )\right ) \, dx &=\frac {1}{12} \left (6 d^2 x^2+8 d e x^3+3 e^2 x^4\right ) \left (a+b \log \left (c x^n\right )\right )-(b n) \int \frac {1}{12} x \left (6 d^2+8 d e x+3 e^2 x^2\right ) \, dx\\ &=\frac {1}{12} \left (6 d^2 x^2+8 d e x^3+3 e^2 x^4\right ) \left (a+b \log \left (c x^n\right )\right )-\frac {1}{12} (b n) \int x \left (6 d^2+8 d e x+3 e^2 x^2\right ) \, dx\\ &=\frac {1}{12} \left (6 d^2 x^2+8 d e x^3+3 e^2 x^4\right ) \left (a+b \log \left (c x^n\right )\right )-\frac {1}{12} (b n) \int \left (6 d^2 x+8 d e x^2+3 e^2 x^3\right ) \, dx\\ &=-\frac {1}{4} b d^2 n x^2-\frac {2}{9} b d e n x^3-\frac {1}{16} b e^2 n x^4+\frac {1}{12} \left (6 d^2 x^2+8 d e x^3+3 e^2 x^4\right ) \left (a+b \log \left (c x^n\right )\right )\\ \end {align*}
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Mathematica [A]
time = 0.03, size = 81, normalized size = 1.09 \begin {gather*} \frac {1}{144} x^2 \left (12 a \left (6 d^2+8 d e x+3 e^2 x^2\right )-b n \left (36 d^2+32 d e x+9 e^2 x^2\right )+12 b \left (6 d^2+8 d e x+3 e^2 x^2\right ) \log \left (c x^n\right )\right ) \end {gather*}
Antiderivative was successfully verified.
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Maple [C] Result contains higher order function than in optimal. Order 9 vs. order
3.
time = 0.88, size = 432, normalized size = 5.84
method | result | size |
risch | \(\frac {b \,x^{2} \left (3 e^{2} x^{2}+8 d e x +6 d^{2}\right ) \ln \left (x^{n}\right )}{12}-\frac {i \pi b \,d^{2} x^{2} \mathrm {csgn}\left (i c \,x^{n}\right )^{3}}{4}+\frac {i \pi b \,e^{2} x^{4} \mathrm {csgn}\left (i x^{n}\right ) \mathrm {csgn}\left (i c \,x^{n}\right )^{2}}{8}+\frac {i \pi b \,d^{2} x^{2} \mathrm {csgn}\left (i x^{n}\right ) \mathrm {csgn}\left (i c \,x^{n}\right )^{2}}{4}+\frac {i \pi b d e \,x^{3} \mathrm {csgn}\left (i c \right ) \mathrm {csgn}\left (i c \,x^{n}\right )^{2}}{3}+\frac {\ln \left (c \right ) b \,e^{2} x^{4}}{4}-\frac {b \,e^{2} n \,x^{4}}{16}+\frac {x^{4} a \,e^{2}}{4}-\frac {i \pi b d e \,x^{3} \mathrm {csgn}\left (i c \,x^{n}\right )^{3}}{3}-\frac {i \pi b d e \,x^{3} \mathrm {csgn}\left (i c \right ) \mathrm {csgn}\left (i x^{n}\right ) \mathrm {csgn}\left (i c \,x^{n}\right )}{3}+\frac {i \pi b \,e^{2} x^{4} \mathrm {csgn}\left (i c \right ) \mathrm {csgn}\left (i c \,x^{n}\right )^{2}}{8}+\frac {i \pi b d e \,x^{3} \mathrm {csgn}\left (i x^{n}\right ) \mathrm {csgn}\left (i c \,x^{n}\right )^{2}}{3}+\frac {2 \ln \left (c \right ) b d e \,x^{3}}{3}-\frac {2 b d e n \,x^{3}}{9}+\frac {2 x^{3} a d e}{3}-\frac {i \pi b \,d^{2} x^{2} \mathrm {csgn}\left (i c \right ) \mathrm {csgn}\left (i x^{n}\right ) \mathrm {csgn}\left (i c \,x^{n}\right )}{4}-\frac {i \pi b \,e^{2} x^{4} \mathrm {csgn}\left (i c \,x^{n}\right )^{3}}{8}-\frac {i \pi b \,e^{2} x^{4} \mathrm {csgn}\left (i c \right ) \mathrm {csgn}\left (i x^{n}\right ) \mathrm {csgn}\left (i c \,x^{n}\right )}{8}+\frac {i \pi b \,d^{2} x^{2} \mathrm {csgn}\left (i c \right ) \mathrm {csgn}\left (i c \,x^{n}\right )^{2}}{4}+\frac {\ln \left (c \right ) b \,d^{2} x^{2}}{2}-\frac {b \,d^{2} n \,x^{2}}{4}+\frac {x^{2} a \,d^{2}}{2}\) | \(432\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A]
time = 0.26, size = 100, normalized size = 1.35 \begin {gather*} -\frac {1}{16} \, b n x^{4} e^{2} - \frac {2}{9} \, b d n x^{3} e + \frac {1}{4} \, b x^{4} e^{2} \log \left (c x^{n}\right ) + \frac {2}{3} \, b d x^{3} e \log \left (c x^{n}\right ) - \frac {1}{4} \, b d^{2} n x^{2} + \frac {1}{4} \, a x^{4} e^{2} + \frac {2}{3} \, a d x^{3} e + \frac {1}{2} \, b d^{2} x^{2} \log \left (c x^{n}\right ) + \frac {1}{2} \, a d^{2} x^{2} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 0.37, size = 114, normalized size = 1.54 \begin {gather*} -\frac {1}{16} \, {\left (b n - 4 \, a\right )} x^{4} e^{2} - \frac {2}{9} \, {\left (b d n - 3 \, a d\right )} x^{3} e - \frac {1}{4} \, {\left (b d^{2} n - 2 \, a d^{2}\right )} x^{2} + \frac {1}{12} \, {\left (3 \, b x^{4} e^{2} + 8 \, b d x^{3} e + 6 \, b d^{2} x^{2}\right )} \log \left (c\right ) + \frac {1}{12} \, {\left (3 \, b n x^{4} e^{2} + 8 \, b d n x^{3} e + 6 \, b d^{2} n x^{2}\right )} \log \left (x\right ) \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A]
time = 0.28, size = 121, normalized size = 1.64 \begin {gather*} \frac {a d^{2} x^{2}}{2} + \frac {2 a d e x^{3}}{3} + \frac {a e^{2} x^{4}}{4} - \frac {b d^{2} n x^{2}}{4} + \frac {b d^{2} x^{2} \log {\left (c x^{n} \right )}}{2} - \frac {2 b d e n x^{3}}{9} + \frac {2 b d e x^{3} \log {\left (c x^{n} \right )}}{3} - \frac {b e^{2} n x^{4}}{16} + \frac {b e^{2} x^{4} \log {\left (c x^{n} \right )}}{4} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 2.46, size = 123, normalized size = 1.66 \begin {gather*} \frac {1}{4} \, b n x^{4} e^{2} \log \left (x\right ) + \frac {2}{3} \, b d n x^{3} e \log \left (x\right ) - \frac {1}{16} \, b n x^{4} e^{2} - \frac {2}{9} \, b d n x^{3} e + \frac {1}{4} \, b x^{4} e^{2} \log \left (c\right ) + \frac {2}{3} \, b d x^{3} e \log \left (c\right ) + \frac {1}{2} \, b d^{2} n x^{2} \log \left (x\right ) - \frac {1}{4} \, b d^{2} n x^{2} + \frac {1}{4} \, a x^{4} e^{2} + \frac {2}{3} \, a d x^{3} e + \frac {1}{2} \, b d^{2} x^{2} \log \left (c\right ) + \frac {1}{2} \, a d^{2} x^{2} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 3.63, size = 82, normalized size = 1.11 \begin {gather*} \ln \left (c\,x^n\right )\,\left (\frac {b\,d^2\,x^2}{2}+\frac {2\,b\,d\,e\,x^3}{3}+\frac {b\,e^2\,x^4}{4}\right )+\frac {d^2\,x^2\,\left (2\,a-b\,n\right )}{4}+\frac {e^2\,x^4\,\left (4\,a-b\,n\right )}{16}+\frac {2\,d\,e\,x^3\,\left (3\,a-b\,n\right )}{9} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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