Optimal. Leaf size=98 \[ -\frac {a^{5/2} (A b-a B) \tan ^{-1}\left (\frac {\sqrt {b} x}{\sqrt {a}}\right )}{b^{9/2}}+\frac {a^2 x (A b-a B)}{b^4}-\frac {a x^3 (A b-a B)}{3 b^3}+\frac {x^5 (A b-a B)}{5 b^2}+\frac {B x^7}{7 b} \]
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Rubi [A] time = 0.06, antiderivative size = 98, normalized size of antiderivative = 1.00, number of steps used = 4, number of rules used = 3, integrand size = 20, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.150, Rules used = {459, 302, 205} \begin {gather*} \frac {a^2 x (A b-a B)}{b^4}-\frac {a^{5/2} (A b-a B) \tan ^{-1}\left (\frac {\sqrt {b} x}{\sqrt {a}}\right )}{b^{9/2}}+\frac {x^5 (A b-a B)}{5 b^2}-\frac {a x^3 (A b-a B)}{3 b^3}+\frac {B x^7}{7 b} \end {gather*}
Antiderivative was successfully verified.
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Rule 205
Rule 302
Rule 459
Rubi steps
\begin {align*} \int \frac {x^6 \left (A+B x^2\right )}{a+b x^2} \, dx &=\frac {B x^7}{7 b}-\frac {(-7 A b+7 a B) \int \frac {x^6}{a+b x^2} \, dx}{7 b}\\ &=\frac {B x^7}{7 b}-\frac {(-7 A b+7 a B) \int \left (\frac {a^2}{b^3}-\frac {a x^2}{b^2}+\frac {x^4}{b}-\frac {a^3}{b^3 \left (a+b x^2\right )}\right ) \, dx}{7 b}\\ &=\frac {a^2 (A b-a B) x}{b^4}-\frac {a (A b-a B) x^3}{3 b^3}+\frac {(A b-a B) x^5}{5 b^2}+\frac {B x^7}{7 b}-\frac {\left (a^3 (A b-a B)\right ) \int \frac {1}{a+b x^2} \, dx}{b^4}\\ &=\frac {a^2 (A b-a B) x}{b^4}-\frac {a (A b-a B) x^3}{3 b^3}+\frac {(A b-a B) x^5}{5 b^2}+\frac {B x^7}{7 b}-\frac {a^{5/2} (A b-a B) \tan ^{-1}\left (\frac {\sqrt {b} x}{\sqrt {a}}\right )}{b^{9/2}}\\ \end {align*}
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Mathematica [A] time = 0.08, size = 98, normalized size = 1.00 \begin {gather*} \frac {a^{5/2} (a B-A b) \tan ^{-1}\left (\frac {\sqrt {b} x}{\sqrt {a}}\right )}{b^{9/2}}-\frac {a^2 x (a B-A b)}{b^4}+\frac {a x^3 (a B-A b)}{3 b^3}+\frac {x^5 (A b-a B)}{5 b^2}+\frac {B x^7}{7 b} \end {gather*}
Antiderivative was successfully verified.
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IntegrateAlgebraic [F] time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \int \frac {x^6 \left (A+B x^2\right )}{a+b x^2} \, dx \end {gather*}
Verification is not applicable to the result.
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fricas [A] time = 0.46, size = 228, normalized size = 2.33 \begin {gather*} \left [\frac {30 \, B b^{3} x^{7} - 42 \, {\left (B a b^{2} - A b^{3}\right )} x^{5} + 70 \, {\left (B a^{2} b - A a b^{2}\right )} x^{3} - 105 \, {\left (B a^{3} - A a^{2} b\right )} \sqrt {-\frac {a}{b}} \log \left (\frac {b x^{2} - 2 \, b x \sqrt {-\frac {a}{b}} - a}{b x^{2} + a}\right ) - 210 \, {\left (B a^{3} - A a^{2} b\right )} x}{210 \, b^{4}}, \frac {15 \, B b^{3} x^{7} - 21 \, {\left (B a b^{2} - A b^{3}\right )} x^{5} + 35 \, {\left (B a^{2} b - A a b^{2}\right )} x^{3} + 105 \, {\left (B a^{3} - A a^{2} b\right )} \sqrt {\frac {a}{b}} \arctan \left (\frac {b x \sqrt {\frac {a}{b}}}{a}\right ) - 105 \, {\left (B a^{3} - A a^{2} b\right )} x}{105 \, b^{4}}\right ] \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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giac [A] time = 0.33, size = 108, normalized size = 1.10 \begin {gather*} \frac {{\left (B a^{4} - A a^{3} b\right )} \arctan \left (\frac {b x}{\sqrt {a b}}\right )}{\sqrt {a b} b^{4}} + \frac {15 \, B b^{6} x^{7} - 21 \, B a b^{5} x^{5} + 21 \, A b^{6} x^{5} + 35 \, B a^{2} b^{4} x^{3} - 35 \, A a b^{5} x^{3} - 105 \, B a^{3} b^{3} x + 105 \, A a^{2} b^{4} x}{105 \, b^{7}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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maple [A] time = 0.01, size = 116, normalized size = 1.18 \begin {gather*} \frac {B \,x^{7}}{7 b}+\frac {A \,x^{5}}{5 b}-\frac {B a \,x^{5}}{5 b^{2}}-\frac {A a \,x^{3}}{3 b^{2}}+\frac {B \,a^{2} x^{3}}{3 b^{3}}-\frac {A \,a^{3} \arctan \left (\frac {b x}{\sqrt {a b}}\right )}{\sqrt {a b}\, b^{3}}+\frac {B \,a^{4} \arctan \left (\frac {b x}{\sqrt {a b}}\right )}{\sqrt {a b}\, b^{4}}+\frac {A \,a^{2} x}{b^{3}}-\frac {B \,a^{3} x}{b^{4}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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maxima [A] time = 2.41, size = 100, normalized size = 1.02 \begin {gather*} \frac {{\left (B a^{4} - A a^{3} b\right )} \arctan \left (\frac {b x}{\sqrt {a b}}\right )}{\sqrt {a b} b^{4}} + \frac {15 \, B b^{3} x^{7} - 21 \, {\left (B a b^{2} - A b^{3}\right )} x^{5} + 35 \, {\left (B a^{2} b - A a b^{2}\right )} x^{3} - 105 \, {\left (B a^{3} - A a^{2} b\right )} x}{105 \, b^{4}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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mupad [B] time = 0.05, size = 118, normalized size = 1.20 \begin {gather*} x^5\,\left (\frac {A}{5\,b}-\frac {B\,a}{5\,b^2}\right )+\frac {B\,x^7}{7\,b}+\frac {a^{5/2}\,\mathrm {atan}\left (\frac {a^{5/2}\,\sqrt {b}\,x\,\left (A\,b-B\,a\right )}{B\,a^4-A\,a^3\,b}\right )\,\left (A\,b-B\,a\right )}{b^{9/2}}-\frac {a\,x^3\,\left (\frac {A}{b}-\frac {B\,a}{b^2}\right )}{3\,b}+\frac {a^2\,x\,\left (\frac {A}{b}-\frac {B\,a}{b^2}\right )}{b^2} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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sympy [B] time = 0.41, size = 180, normalized size = 1.84 \begin {gather*} \frac {B x^{7}}{7 b} + x^{5} \left (\frac {A}{5 b} - \frac {B a}{5 b^{2}}\right ) + x^{3} \left (- \frac {A a}{3 b^{2}} + \frac {B a^{2}}{3 b^{3}}\right ) + x \left (\frac {A a^{2}}{b^{3}} - \frac {B a^{3}}{b^{4}}\right ) - \frac {\sqrt {- \frac {a^{5}}{b^{9}}} \left (- A b + B a\right ) \log {\left (- \frac {b^{4} \sqrt {- \frac {a^{5}}{b^{9}}} \left (- A b + B a\right )}{- A a^{2} b + B a^{3}} + x \right )}}{2} + \frac {\sqrt {- \frac {a^{5}}{b^{9}}} \left (- A b + B a\right ) \log {\left (\frac {b^{4} \sqrt {- \frac {a^{5}}{b^{9}}} \left (- A b + B a\right )}{- A a^{2} b + B a^{3}} + x \right )}}{2} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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