Optimal. Leaf size=113 \[ -\frac {2 a^{5/2} (A b-a B) \tan ^{-1}\left (\frac {\sqrt {b} \sqrt {x}}{\sqrt {a}}\right )}{b^{9/2}}+\frac {2 a^2 \sqrt {x} (A b-a B)}{b^4}-\frac {2 a x^{3/2} (A b-a B)}{3 b^3}+\frac {2 x^{5/2} (A b-a B)}{5 b^2}+\frac {2 B x^{7/2}}{7 b} \]
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Rubi [A] time = 0.05, antiderivative size = 113, normalized size of antiderivative = 1.00, number of steps used = 6, number of rules used = 4, integrand size = 18, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.222, Rules used = {80, 50, 63, 205} \begin {gather*} \frac {2 a^2 \sqrt {x} (A b-a B)}{b^4}-\frac {2 a^{5/2} (A b-a B) \tan ^{-1}\left (\frac {\sqrt {b} \sqrt {x}}{\sqrt {a}}\right )}{b^{9/2}}+\frac {2 x^{5/2} (A b-a B)}{5 b^2}-\frac {2 a x^{3/2} (A b-a B)}{3 b^3}+\frac {2 B x^{7/2}}{7 b} \end {gather*}
Antiderivative was successfully verified.
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Rule 50
Rule 63
Rule 80
Rule 205
Rubi steps
\begin {align*} \int \frac {x^{5/2} (A+B x)}{a+b x} \, dx &=\frac {2 B x^{7/2}}{7 b}+\frac {\left (2 \left (\frac {7 A b}{2}-\frac {7 a B}{2}\right )\right ) \int \frac {x^{5/2}}{a+b x} \, dx}{7 b}\\ &=\frac {2 (A b-a B) x^{5/2}}{5 b^2}+\frac {2 B x^{7/2}}{7 b}-\frac {(a (A b-a B)) \int \frac {x^{3/2}}{a+b x} \, dx}{b^2}\\ &=-\frac {2 a (A b-a B) x^{3/2}}{3 b^3}+\frac {2 (A b-a B) x^{5/2}}{5 b^2}+\frac {2 B x^{7/2}}{7 b}+\frac {\left (a^2 (A b-a B)\right ) \int \frac {\sqrt {x}}{a+b x} \, dx}{b^3}\\ &=\frac {2 a^2 (A b-a B) \sqrt {x}}{b^4}-\frac {2 a (A b-a B) x^{3/2}}{3 b^3}+\frac {2 (A b-a B) x^{5/2}}{5 b^2}+\frac {2 B x^{7/2}}{7 b}-\frac {\left (a^3 (A b-a B)\right ) \int \frac {1}{\sqrt {x} (a+b x)} \, dx}{b^4}\\ &=\frac {2 a^2 (A b-a B) \sqrt {x}}{b^4}-\frac {2 a (A b-a B) x^{3/2}}{3 b^3}+\frac {2 (A b-a B) x^{5/2}}{5 b^2}+\frac {2 B x^{7/2}}{7 b}-\frac {\left (2 a^3 (A b-a B)\right ) \operatorname {Subst}\left (\int \frac {1}{a+b x^2} \, dx,x,\sqrt {x}\right )}{b^4}\\ &=\frac {2 a^2 (A b-a B) \sqrt {x}}{b^4}-\frac {2 a (A b-a B) x^{3/2}}{3 b^3}+\frac {2 (A b-a B) x^{5/2}}{5 b^2}+\frac {2 B x^{7/2}}{7 b}-\frac {2 a^{5/2} (A b-a B) \tan ^{-1}\left (\frac {\sqrt {b} \sqrt {x}}{\sqrt {a}}\right )}{b^{9/2}}\\ \end {align*}
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Mathematica [A] time = 0.08, size = 101, normalized size = 0.89 \begin {gather*} \frac {2 a^{5/2} (a B-A b) \tan ^{-1}\left (\frac {\sqrt {b} \sqrt {x}}{\sqrt {a}}\right )}{b^{9/2}}+\frac {2 \sqrt {x} \left (-105 a^3 B+35 a^2 b (3 A+B x)-7 a b^2 x (5 A+3 B x)+3 b^3 x^2 (7 A+5 B x)\right )}{105 b^4} \end {gather*}
Antiderivative was successfully verified.
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IntegrateAlgebraic [A] time = 0.11, size = 131, normalized size = 1.16 \begin {gather*} \frac {2 \left (a^{7/2} B-a^{5/2} A b\right ) \tan ^{-1}\left (\frac {\sqrt {b} \sqrt {x}}{\sqrt {a}}\right )}{b^{9/2}}+\frac {2 \left (-105 a^3 B \sqrt {x}+105 a^2 A b \sqrt {x}+35 a^2 b B x^{3/2}-35 a A b^2 x^{3/2}-21 a b^2 B x^{5/2}+21 A b^3 x^{5/2}+15 b^3 B x^{7/2}\right )}{105 b^4} \end {gather*}
Antiderivative was successfully verified.
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fricas [A] time = 0.97, size = 229, normalized size = 2.03 \begin {gather*} \left [-\frac {105 \, {\left (B a^{3} - A a^{2} b\right )} \sqrt {-\frac {a}{b}} \log \left (\frac {b x - 2 \, b \sqrt {x} \sqrt {-\frac {a}{b}} - a}{b x + a}\right ) - 2 \, {\left (15 \, B b^{3} x^{3} - 105 \, B a^{3} + 105 \, A a^{2} b - 21 \, {\left (B a b^{2} - A b^{3}\right )} x^{2} + 35 \, {\left (B a^{2} b - A a b^{2}\right )} x\right )} \sqrt {x}}{105 \, b^{4}}, \frac {2 \, {\left (105 \, {\left (B a^{3} - A a^{2} b\right )} \sqrt {\frac {a}{b}} \arctan \left (\frac {b \sqrt {x} \sqrt {\frac {a}{b}}}{a}\right ) + {\left (15 \, B b^{3} x^{3} - 105 \, B a^{3} + 105 \, A a^{2} b - 21 \, {\left (B a b^{2} - A b^{3}\right )} x^{2} + 35 \, {\left (B a^{2} b - A a b^{2}\right )} x\right )} \sqrt {x}\right )}}{105 \, b^{4}}\right ] \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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giac [A] time = 1.33, size = 115, normalized size = 1.02 \begin {gather*} \frac {2 \, {\left (B a^{4} - A a^{3} b\right )} \arctan \left (\frac {b \sqrt {x}}{\sqrt {a b}}\right )}{\sqrt {a b} b^{4}} + \frac {2 \, {\left (15 \, B b^{6} x^{\frac {7}{2}} - 21 \, B a b^{5} x^{\frac {5}{2}} + 21 \, A b^{6} x^{\frac {5}{2}} + 35 \, B a^{2} b^{4} x^{\frac {3}{2}} - 35 \, A a b^{5} x^{\frac {3}{2}} - 105 \, B a^{3} b^{3} \sqrt {x} + 105 \, A a^{2} b^{4} \sqrt {x}\right )}}{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 = 126, normalized size = 1.12 \begin {gather*} \frac {2 B \,x^{\frac {7}{2}}}{7 b}+\frac {2 A \,x^{\frac {5}{2}}}{5 b}-\frac {2 B a \,x^{\frac {5}{2}}}{5 b^{2}}-\frac {2 A \,a^{3} \arctan \left (\frac {b \sqrt {x}}{\sqrt {a b}}\right )}{\sqrt {a b}\, b^{3}}+\frac {2 B \,a^{4} \arctan \left (\frac {b \sqrt {x}}{\sqrt {a b}}\right )}{\sqrt {a b}\, b^{4}}-\frac {2 A a \,x^{\frac {3}{2}}}{3 b^{2}}+\frac {2 B \,a^{2} x^{\frac {3}{2}}}{3 b^{3}}+\frac {2 A \,a^{2} \sqrt {x}}{b^{3}}-\frac {2 B \,a^{3} \sqrt {x}}{b^{4}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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maxima [A] time = 1.89, size = 105, normalized size = 0.93 \begin {gather*} \frac {2 \, {\left (B a^{4} - A a^{3} b\right )} \arctan \left (\frac {b \sqrt {x}}{\sqrt {a b}}\right )}{\sqrt {a b} b^{4}} + \frac {2 \, {\left (15 \, B b^{3} x^{\frac {7}{2}} - 21 \, {\left (B a b^{2} - A b^{3}\right )} x^{\frac {5}{2}} + 35 \, {\left (B a^{2} b - A a b^{2}\right )} x^{\frac {3}{2}} - 105 \, {\left (B a^{3} - A a^{2} b\right )} \sqrt {x}\right )}}{105 \, b^{4}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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mupad [B] time = 0.36, size = 125, normalized size = 1.11 \begin {gather*} x^{5/2}\,\left (\frac {2\,A}{5\,b}-\frac {2\,B\,a}{5\,b^2}\right )+\frac {2\,B\,x^{7/2}}{7\,b}+\frac {a^2\,\sqrt {x}\,\left (\frac {2\,A}{b}-\frac {2\,B\,a}{b^2}\right )}{b^2}+\frac {2\,a^{5/2}\,\mathrm {atan}\left (\frac {a^{5/2}\,\sqrt {b}\,\sqrt {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^{3/2}\,\left (\frac {2\,A}{b}-\frac {2\,B\,a}{b^2}\right )}{3\,b} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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sympy [A] time = 17.31, size = 279, normalized size = 2.47 \begin {gather*} \begin {cases} \frac {i A a^{\frac {5}{2}} \log {\left (- i \sqrt {a} \sqrt {\frac {1}{b}} + \sqrt {x} \right )}}{b^{4} \sqrt {\frac {1}{b}}} - \frac {i A a^{\frac {5}{2}} \log {\left (i \sqrt {a} \sqrt {\frac {1}{b}} + \sqrt {x} \right )}}{b^{4} \sqrt {\frac {1}{b}}} + \frac {2 A a^{2} \sqrt {x}}{b^{3}} - \frac {2 A a x^{\frac {3}{2}}}{3 b^{2}} + \frac {2 A x^{\frac {5}{2}}}{5 b} - \frac {i B a^{\frac {7}{2}} \log {\left (- i \sqrt {a} \sqrt {\frac {1}{b}} + \sqrt {x} \right )}}{b^{5} \sqrt {\frac {1}{b}}} + \frac {i B a^{\frac {7}{2}} \log {\left (i \sqrt {a} \sqrt {\frac {1}{b}} + \sqrt {x} \right )}}{b^{5} \sqrt {\frac {1}{b}}} - \frac {2 B a^{3} \sqrt {x}}{b^{4}} + \frac {2 B a^{2} x^{\frac {3}{2}}}{3 b^{3}} - \frac {2 B a x^{\frac {5}{2}}}{5 b^{2}} + \frac {2 B x^{\frac {7}{2}}}{7 b} & \text {for}\: b \neq 0 \\\frac {\frac {2 A x^{\frac {7}{2}}}{7} + \frac {2 B x^{\frac {9}{2}}}{9}}{a} & \text {otherwise} \end {cases} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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