Optimal. Leaf size=41 \[ -\frac {a+b \tan ^{-1}\left (c x^3\right )}{6 x^6}-\frac {1}{6} b c^2 \tan ^{-1}\left (c x^3\right )-\frac {b c}{6 x^3} \]
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Rubi [A] time = 0.03, antiderivative size = 41, normalized size of antiderivative = 1.00, number of steps used = 4, number of rules used = 4, integrand size = 14, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.286, Rules used = {5033, 275, 325, 203} \[ -\frac {a+b \tan ^{-1}\left (c x^3\right )}{6 x^6}-\frac {1}{6} b c^2 \tan ^{-1}\left (c x^3\right )-\frac {b c}{6 x^3} \]
Antiderivative was successfully verified.
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Rule 203
Rule 275
Rule 325
Rule 5033
Rubi steps
\begin {align*} \int \frac {a+b \tan ^{-1}\left (c x^3\right )}{x^7} \, dx &=-\frac {a+b \tan ^{-1}\left (c x^3\right )}{6 x^6}+\frac {1}{2} (b c) \int \frac {1}{x^4 \left (1+c^2 x^6\right )} \, dx\\ &=-\frac {a+b \tan ^{-1}\left (c x^3\right )}{6 x^6}+\frac {1}{6} (b c) \operatorname {Subst}\left (\int \frac {1}{x^2 \left (1+c^2 x^2\right )} \, dx,x,x^3\right )\\ &=-\frac {b c}{6 x^3}-\frac {a+b \tan ^{-1}\left (c x^3\right )}{6 x^6}-\frac {1}{6} \left (b c^3\right ) \operatorname {Subst}\left (\int \frac {1}{1+c^2 x^2} \, dx,x,x^3\right )\\ &=-\frac {b c}{6 x^3}-\frac {1}{6} b c^2 \tan ^{-1}\left (c x^3\right )-\frac {a+b \tan ^{-1}\left (c x^3\right )}{6 x^6}\\ \end {align*}
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Mathematica [C] time = 0.01, size = 48, normalized size = 1.17 \[ -\frac {a}{6 x^6}-\frac {b c \, _2F_1\left (-\frac {1}{2},1;\frac {1}{2};-c^2 x^6\right )}{6 x^3}-\frac {b \tan ^{-1}\left (c x^3\right )}{6 x^6} \]
Antiderivative was successfully verified.
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fricas [A] time = 0.41, size = 30, normalized size = 0.73 \[ -\frac {b c x^{3} + {\left (b c^{2} x^{6} + b\right )} \arctan \left (c x^{3}\right ) + a}{6 \, x^{6}} \]
Verification of antiderivative is not currently implemented for this CAS.
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giac [B] time = 0.17, size = 74, normalized size = 1.80 \[ \frac {b c^{5} i x^{6} \log \left (c i x^{3} + 1\right ) - b c^{5} i x^{6} \log \left (-c i x^{3} + 1\right ) - 2 \, b c^{4} x^{3} - 2 \, b c^{3} \arctan \left (c x^{3}\right ) - 2 \, a c^{3}}{12 \, c^{3} x^{6}} \]
Verification of antiderivative is not currently implemented for this CAS.
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maple [A] time = 0.04, size = 39, normalized size = 0.95 \[ -\frac {a}{6 x^{6}}-\frac {b \arctan \left (c \,x^{3}\right )}{6 x^{6}}-\frac {b \,c^{2} \arctan \left (c \,x^{3}\right )}{6}-\frac {b c}{6 x^{3}} \]
Verification of antiderivative is not currently implemented for this CAS.
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maxima [A] time = 0.42, size = 35, normalized size = 0.85 \[ -\frac {1}{6} \, {\left ({\left (c \arctan \left (c x^{3}\right ) + \frac {1}{x^{3}}\right )} c + \frac {\arctan \left (c x^{3}\right )}{x^{6}}\right )} b - \frac {a}{6 \, x^{6}} \]
Verification of antiderivative is not currently implemented for this CAS.
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mupad [B] time = 0.39, size = 41, normalized size = 1.00 \[ -\frac {\frac {b\,c\,x^3}{3}+\frac {a}{3}}{2\,x^6}-\frac {b\,c^2\,\mathrm {atan}\left (c\,x^3\right )}{6}-\frac {b\,\mathrm {atan}\left (c\,x^3\right )}{6\,x^6} \]
Verification of antiderivative is not currently implemented for this CAS.
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sympy [A] time = 88.00, size = 42, normalized size = 1.02 \[ - \frac {a}{6 x^{6}} - \frac {b c^{2} \operatorname {atan}{\left (c x^{3} \right )}}{6} - \frac {b c}{6 x^{3}} - \frac {b \operatorname {atan}{\left (c x^{3} \right )}}{6 x^{6}} \]
Verification of antiderivative is not currently implemented for this CAS.
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