Optimal. Leaf size=69 \[ -\frac{10 a^3 b^2}{13 x^{13}}-\frac{10 a^2 b^3}{11 x^{11}}-\frac{a^4 b}{3 x^{15}}-\frac{a^5}{17 x^{17}}-\frac{5 a b^4}{9 x^9}-\frac{b^5}{7 x^7} \]
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Rubi [A] time = 0.0219601, antiderivative size = 69, normalized size of antiderivative = 1., number of steps used = 2, number of rules used = 1, integrand size = 13, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.077, Rules used = {270} \[ -\frac{10 a^3 b^2}{13 x^{13}}-\frac{10 a^2 b^3}{11 x^{11}}-\frac{a^4 b}{3 x^{15}}-\frac{a^5}{17 x^{17}}-\frac{5 a b^4}{9 x^9}-\frac{b^5}{7 x^7} \]
Antiderivative was successfully verified.
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Rule 270
Rubi steps
\begin{align*} \int \frac{\left (a+b x^2\right )^5}{x^{18}} \, dx &=\int \left (\frac{a^5}{x^{18}}+\frac{5 a^4 b}{x^{16}}+\frac{10 a^3 b^2}{x^{14}}+\frac{10 a^2 b^3}{x^{12}}+\frac{5 a b^4}{x^{10}}+\frac{b^5}{x^8}\right ) \, dx\\ &=-\frac{a^5}{17 x^{17}}-\frac{a^4 b}{3 x^{15}}-\frac{10 a^3 b^2}{13 x^{13}}-\frac{10 a^2 b^3}{11 x^{11}}-\frac{5 a b^4}{9 x^9}-\frac{b^5}{7 x^7}\\ \end{align*}
Mathematica [A] time = 0.003997, size = 69, normalized size = 1. \[ -\frac{10 a^3 b^2}{13 x^{13}}-\frac{10 a^2 b^3}{11 x^{11}}-\frac{a^4 b}{3 x^{15}}-\frac{a^5}{17 x^{17}}-\frac{5 a b^4}{9 x^9}-\frac{b^5}{7 x^7} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.007, size = 58, normalized size = 0.8 \begin{align*} -{\frac{{a}^{5}}{17\,{x}^{17}}}-{\frac{{a}^{4}b}{3\,{x}^{15}}}-{\frac{10\,{a}^{3}{b}^{2}}{13\,{x}^{13}}}-{\frac{10\,{a}^{2}{b}^{3}}{11\,{x}^{11}}}-{\frac{5\,a{b}^{4}}{9\,{x}^{9}}}-{\frac{{b}^{5}}{7\,{x}^{7}}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A] time = 1.38934, size = 80, normalized size = 1.16 \begin{align*} -\frac{21879 \, b^{5} x^{10} + 85085 \, a b^{4} x^{8} + 139230 \, a^{2} b^{3} x^{6} + 117810 \, a^{3} b^{2} x^{4} + 51051 \, a^{4} b x^{2} + 9009 \, a^{5}}{153153 \, x^{17}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.292, size = 165, normalized size = 2.39 \begin{align*} -\frac{21879 \, b^{5} x^{10} + 85085 \, a b^{4} x^{8} + 139230 \, a^{2} b^{3} x^{6} + 117810 \, a^{3} b^{2} x^{4} + 51051 \, a^{4} b x^{2} + 9009 \, a^{5}}{153153 \, x^{17}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A] time = 0.737782, size = 63, normalized size = 0.91 \begin{align*} - \frac{9009 a^{5} + 51051 a^{4} b x^{2} + 117810 a^{3} b^{2} x^{4} + 139230 a^{2} b^{3} x^{6} + 85085 a b^{4} x^{8} + 21879 b^{5} x^{10}}{153153 x^{17}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 2.47684, size = 80, normalized size = 1.16 \begin{align*} -\frac{21879 \, b^{5} x^{10} + 85085 \, a b^{4} x^{8} + 139230 \, a^{2} b^{3} x^{6} + 117810 \, a^{3} b^{2} x^{4} + 51051 \, a^{4} b x^{2} + 9009 \, a^{5}}{153153 \, x^{17}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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