Optimal. Leaf size=62 \[ -\frac{b^2 \left (a+b x^2\right )^6}{336 a^3 x^{12}}+\frac{b \left (a+b x^2\right )^6}{56 a^2 x^{14}}-\frac{\left (a+b x^2\right )^6}{16 a x^{16}} \]
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Rubi [A] time = 0.0280627, antiderivative size = 62, normalized size of antiderivative = 1., number of steps used = 4, number of rules used = 3, integrand size = 13, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.231, Rules used = {266, 45, 37} \[ -\frac{b^2 \left (a+b x^2\right )^6}{336 a^3 x^{12}}+\frac{b \left (a+b x^2\right )^6}{56 a^2 x^{14}}-\frac{\left (a+b x^2\right )^6}{16 a x^{16}} \]
Antiderivative was successfully verified.
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Rule 266
Rule 45
Rule 37
Rubi steps
\begin{align*} \int \frac{\left (a+b x^2\right )^5}{x^{17}} \, dx &=\frac{1}{2} \operatorname{Subst}\left (\int \frac{(a+b x)^5}{x^9} \, dx,x,x^2\right )\\ &=-\frac{\left (a+b x^2\right )^6}{16 a x^{16}}-\frac{b \operatorname{Subst}\left (\int \frac{(a+b x)^5}{x^8} \, dx,x,x^2\right )}{8 a}\\ &=-\frac{\left (a+b x^2\right )^6}{16 a x^{16}}+\frac{b \left (a+b x^2\right )^6}{56 a^2 x^{14}}+\frac{b^2 \operatorname{Subst}\left (\int \frac{(a+b x)^5}{x^7} \, dx,x,x^2\right )}{56 a^2}\\ &=-\frac{\left (a+b x^2\right )^6}{16 a x^{16}}+\frac{b \left (a+b x^2\right )^6}{56 a^2 x^{14}}-\frac{b^2 \left (a+b x^2\right )^6}{336 a^3 x^{12}}\\ \end{align*}
Mathematica [A] time = 0.0042791, size = 67, normalized size = 1.08 \[ -\frac{5 a^3 b^2}{6 x^{12}}-\frac{a^2 b^3}{x^{10}}-\frac{5 a^4 b}{14 x^{14}}-\frac{a^5}{16 x^{16}}-\frac{5 a b^4}{8 x^8}-\frac{b^5}{6 x^6} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.006, size = 58, normalized size = 0.9 \begin{align*} -{\frac{5\,a{b}^{4}}{8\,{x}^{8}}}-{\frac{{a}^{2}{b}^{3}}{{x}^{10}}}-{\frac{5\,{a}^{3}{b}^{2}}{6\,{x}^{12}}}-{\frac{{a}^{5}}{16\,{x}^{16}}}-{\frac{{b}^{5}}{6\,{x}^{6}}}-{\frac{5\,{a}^{4}b}{14\,{x}^{14}}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 1.82797, size = 80, normalized size = 1.29 \begin{align*} -\frac{56 \, b^{5} x^{10} + 210 \, a b^{4} x^{8} + 336 \, a^{2} b^{3} x^{6} + 280 \, a^{3} b^{2} x^{4} + 120 \, a^{4} b x^{2} + 21 \, a^{5}}{336 \, x^{16}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.28982, size = 140, normalized size = 2.26 \begin{align*} -\frac{56 \, b^{5} x^{10} + 210 \, a b^{4} x^{8} + 336 \, a^{2} b^{3} x^{6} + 280 \, a^{3} b^{2} x^{4} + 120 \, a^{4} b x^{2} + 21 \, a^{5}}{336 \, x^{16}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A] time = 0.687703, size = 63, normalized size = 1.02 \begin{align*} - \frac{21 a^{5} + 120 a^{4} b x^{2} + 280 a^{3} b^{2} x^{4} + 336 a^{2} b^{3} x^{6} + 210 a b^{4} x^{8} + 56 b^{5} x^{10}}{336 x^{16}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 2.6719, size = 80, normalized size = 1.29 \begin{align*} -\frac{56 \, b^{5} x^{10} + 210 \, a b^{4} x^{8} + 336 \, a^{2} b^{3} x^{6} + 280 \, a^{3} b^{2} x^{4} + 120 \, a^{4} b x^{2} + 21 \, a^{5}}{336 \, x^{16}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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