Optimal. Leaf size=95 \[ -\frac {a^2}{b^2 (b c-a d) n \left (a+b x^n\right )}-\frac {a (2 b c-a d) \log \left (a+b x^n\right )}{b^2 (b c-a d)^2 n}+\frac {c^2 \log \left (c+d x^n\right )}{d (b c-a d)^2 n} \]
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Rubi [A]
time = 0.06, antiderivative size = 95, normalized size of antiderivative = 1.00, number of steps
used = 3, number of rules used = 2, integrand size = 26, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.077, Rules used = {457, 90}
\begin {gather*} -\frac {a^2}{b^2 n (b c-a d) \left (a+b x^n\right )}-\frac {a (2 b c-a d) \log \left (a+b x^n\right )}{b^2 n (b c-a d)^2}+\frac {c^2 \log \left (c+d x^n\right )}{d n (b c-a d)^2} \end {gather*}
Antiderivative was successfully verified.
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Rule 90
Rule 457
Rubi steps
\begin {align*} \int \frac {x^{-1+3 n}}{\left (a+b x^n\right )^2 \left (c+d x^n\right )} \, dx &=\frac {\text {Subst}\left (\int \frac {x^2}{(a+b x)^2 (c+d x)} \, dx,x,x^n\right )}{n}\\ &=\frac {\text {Subst}\left (\int \left (\frac {a^2}{b (b c-a d) (a+b x)^2}+\frac {a (-2 b c+a d)}{b (b c-a d)^2 (a+b x)}+\frac {c^2}{(b c-a d)^2 (c+d x)}\right ) \, dx,x,x^n\right )}{n}\\ &=-\frac {a^2}{b^2 (b c-a d) n \left (a+b x^n\right )}-\frac {a (2 b c-a d) \log \left (a+b x^n\right )}{b^2 (b c-a d)^2 n}+\frac {c^2 \log \left (c+d x^n\right )}{d (b c-a d)^2 n}\\ \end {align*}
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Mathematica [A]
time = 0.10, size = 93, normalized size = 0.98 \begin {gather*} -\frac {a^2}{b^2 (b c-a d) n \left (a+b x^n\right )}+\frac {a (-2 b c+a d) \log \left (a+b x^n\right )}{b^2 (b c-a d)^2 n}+\frac {c^2 \log \left (c+d x^n\right )}{d (-b c+a d)^2 n} \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.40, size = 125, normalized size = 1.32
method | result | size |
norman | \(\frac {a^{2}}{\left (a d -b c \right ) b^{2} n \left (a +b \,{\mathrm e}^{n \ln \left (x \right )}\right )}+\frac {c^{2} \ln \left (c +d \,{\mathrm e}^{n \ln \left (x \right )}\right )}{d n \left (a^{2} d^{2}-2 a b c d +b^{2} c^{2}\right )}+\frac {a \left (a d -2 b c \right ) \ln \left (a +b \,{\mathrm e}^{n \ln \left (x \right )}\right )}{\left (a^{2} d^{2}-2 a b c d +b^{2} c^{2}\right ) b^{2} n}\) | \(125\) |
risch | \(\frac {\ln \left (x \right )}{b^{2} d}-\frac {\ln \left (x \right ) c^{2}}{d \left (a^{2} d^{2}-2 a b c d +b^{2} c^{2}\right )}-\frac {\ln \left (x \right ) a^{2} d}{\left (a^{2} d^{2}-2 a b c d +b^{2} c^{2}\right ) b^{2}}+\frac {2 \ln \left (x \right ) a c}{\left (a^{2} d^{2}-2 a b c d +b^{2} c^{2}\right ) b}+\frac {a^{2}}{\left (a d -b c \right ) b^{2} n \left (a +b \,x^{n}\right )}+\frac {c^{2} \ln \left (x^{n}+\frac {c}{d}\right )}{d n \left (a^{2} d^{2}-2 a b c d +b^{2} c^{2}\right )}+\frac {a^{2} \ln \left (x^{n}+\frac {a}{b}\right ) d}{\left (a^{2} d^{2}-2 a b c d +b^{2} c^{2}\right ) b^{2} n}-\frac {2 a \ln \left (x^{n}+\frac {a}{b}\right ) c}{\left (a^{2} d^{2}-2 a b c d +b^{2} c^{2}\right ) b n}\) | \(269\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A]
time = 0.29, size = 147, normalized size = 1.55 \begin {gather*} \frac {c^{2} \log \left (\frac {d x^{n} + c}{d}\right )}{b^{2} c^{2} d n - 2 \, a b c d^{2} n + a^{2} d^{3} n} - \frac {a^{2}}{a b^{3} c n - a^{2} b^{2} d n + {\left (b^{4} c n - a b^{3} d n\right )} x^{n}} - \frac {{\left (2 \, a b c - a^{2} d\right )} \log \left (\frac {b x^{n} + a}{b}\right )}{b^{4} c^{2} n - 2 \, a b^{3} c d n + a^{2} b^{2} d^{2} n} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 2.75, size = 166, normalized size = 1.75 \begin {gather*} -\frac {a^{2} b c d - a^{3} d^{2} + {\left (2 \, a^{2} b c d - a^{3} d^{2} + {\left (2 \, a b^{2} c d - a^{2} b d^{2}\right )} x^{n}\right )} \log \left (b x^{n} + a\right ) - {\left (b^{3} c^{2} x^{n} + a b^{2} c^{2}\right )} \log \left (d x^{n} + c\right )}{{\left (b^{5} c^{2} d - 2 \, a b^{4} c d^{2} + a^{2} b^{3} d^{3}\right )} n x^{n} + {\left (a b^{4} c^{2} d - 2 \, a^{2} b^{3} c d^{2} + a^{3} b^{2} d^{3}\right )} n} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F(-2)]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {Exception raised: HeuristicGCDFailed} \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 = -0.01 \begin {gather*} \int \frac {x^{3\,n-1}}{{\left (a+b\,x^n\right )}^2\,\left (c+d\,x^n\right )} \,d x \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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