Optimal. Leaf size=82 \[ -\frac {a^6}{17 x^{17}}-\frac {2 a^5 b}{5 x^{15}}-\frac {15 a^4 b^2}{13 x^{13}}-\frac {20 a^3 b^3}{11 x^{11}}-\frac {5 a^2 b^4}{3 x^9}-\frac {6 a b^5}{7 x^7}-\frac {b^6}{5 x^5} \]
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Rubi [A] time = 0.04, antiderivative size = 82, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 2, integrand size = 24, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.083, Rules used = {28, 270} \[ -\frac {15 a^4 b^2}{13 x^{13}}-\frac {20 a^3 b^3}{11 x^{11}}-\frac {5 a^2 b^4}{3 x^9}-\frac {2 a^5 b}{5 x^{15}}-\frac {a^6}{17 x^{17}}-\frac {6 a b^5}{7 x^7}-\frac {b^6}{5 x^5} \]
Antiderivative was successfully verified.
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Rule 28
Rule 270
Rubi steps
\begin {align*} \int \frac {\left (a^2+2 a b x^2+b^2 x^4\right )^3}{x^{18}} \, dx &=\frac {\int \frac {\left (a b+b^2 x^2\right )^6}{x^{18}} \, dx}{b^6}\\ &=\frac {\int \left (\frac {a^6 b^6}{x^{18}}+\frac {6 a^5 b^7}{x^{16}}+\frac {15 a^4 b^8}{x^{14}}+\frac {20 a^3 b^9}{x^{12}}+\frac {15 a^2 b^{10}}{x^{10}}+\frac {6 a b^{11}}{x^8}+\frac {b^{12}}{x^6}\right ) \, dx}{b^6}\\ &=-\frac {a^6}{17 x^{17}}-\frac {2 a^5 b}{5 x^{15}}-\frac {15 a^4 b^2}{13 x^{13}}-\frac {20 a^3 b^3}{11 x^{11}}-\frac {5 a^2 b^4}{3 x^9}-\frac {6 a b^5}{7 x^7}-\frac {b^6}{5 x^5}\\ \end {align*}
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Mathematica [A] time = 0.01, size = 82, normalized size = 1.00 \[ -\frac {a^6}{17 x^{17}}-\frac {2 a^5 b}{5 x^{15}}-\frac {15 a^4 b^2}{13 x^{13}}-\frac {20 a^3 b^3}{11 x^{11}}-\frac {5 a^2 b^4}{3 x^9}-\frac {6 a b^5}{7 x^7}-\frac {b^6}{5 x^5} \]
Antiderivative was successfully verified.
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fricas [A] time = 0.54, size = 70, normalized size = 0.85 \[ -\frac {51051 \, b^{6} x^{12} + 218790 \, a b^{5} x^{10} + 425425 \, a^{2} b^{4} x^{8} + 464100 \, a^{3} b^{3} x^{6} + 294525 \, a^{4} b^{2} x^{4} + 102102 \, a^{5} b x^{2} + 15015 \, a^{6}}{255255 \, x^{17}} \]
Verification of antiderivative is not currently implemented for this CAS.
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giac [A] time = 0.17, size = 70, normalized size = 0.85 \[ -\frac {51051 \, b^{6} x^{12} + 218790 \, a b^{5} x^{10} + 425425 \, a^{2} b^{4} x^{8} + 464100 \, a^{3} b^{3} x^{6} + 294525 \, a^{4} b^{2} x^{4} + 102102 \, a^{5} b x^{2} + 15015 \, a^{6}}{255255 \, x^{17}} \]
Verification of antiderivative is not currently implemented for this CAS.
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maple [A] time = 0.01, size = 69, normalized size = 0.84 \[ -\frac {b^{6}}{5 x^{5}}-\frac {6 a \,b^{5}}{7 x^{7}}-\frac {5 a^{2} b^{4}}{3 x^{9}}-\frac {20 a^{3} b^{3}}{11 x^{11}}-\frac {15 a^{4} b^{2}}{13 x^{13}}-\frac {2 a^{5} b}{5 x^{15}}-\frac {a^{6}}{17 x^{17}} \]
Verification of antiderivative is not currently implemented for this CAS.
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maxima [A] time = 1.37, size = 70, normalized size = 0.85 \[ -\frac {51051 \, b^{6} x^{12} + 218790 \, a b^{5} x^{10} + 425425 \, a^{2} b^{4} x^{8} + 464100 \, a^{3} b^{3} x^{6} + 294525 \, a^{4} b^{2} x^{4} + 102102 \, a^{5} b x^{2} + 15015 \, a^{6}}{255255 \, x^{17}} \]
Verification of antiderivative is not currently implemented for this CAS.
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mupad [B] time = 0.05, size = 70, normalized size = 0.85 \[ -\frac {\frac {a^6}{17}+\frac {2\,a^5\,b\,x^2}{5}+\frac {15\,a^4\,b^2\,x^4}{13}+\frac {20\,a^3\,b^3\,x^6}{11}+\frac {5\,a^2\,b^4\,x^8}{3}+\frac {6\,a\,b^5\,x^{10}}{7}+\frac {b^6\,x^{12}}{5}}{x^{17}} \]
Verification of antiderivative is not currently implemented for this CAS.
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sympy [A] time = 0.66, size = 75, normalized size = 0.91 \[ \frac {- 15015 a^{6} - 102102 a^{5} b x^{2} - 294525 a^{4} b^{2} x^{4} - 464100 a^{3} b^{3} x^{6} - 425425 a^{2} b^{4} x^{8} - 218790 a b^{5} x^{10} - 51051 b^{6} x^{12}}{255255 x^{17}} \]
Verification of antiderivative is not currently implemented for this CAS.
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