Optimal. Leaf size=93 \[ -\frac {a (4 A b-3 a B) \tanh ^{-1}\left (\frac {\sqrt {b} \sqrt {x}}{\sqrt {a+b x}}\right )}{4 b^{5/2}}+\frac {\sqrt {x} \sqrt {a+b x} (4 A b-3 a B)}{4 b^2}+\frac {B x^{3/2} \sqrt {a+b x}}{2 b} \]
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Rubi [A] time = 0.04, antiderivative size = 93, normalized size of antiderivative = 1.00, number of steps used = 5, number of rules used = 5, integrand size = 20, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.250, Rules used = {80, 50, 63, 217, 206} \begin {gather*} \frac {\sqrt {x} \sqrt {a+b x} (4 A b-3 a B)}{4 b^2}-\frac {a (4 A b-3 a B) \tanh ^{-1}\left (\frac {\sqrt {b} \sqrt {x}}{\sqrt {a+b x}}\right )}{4 b^{5/2}}+\frac {B x^{3/2} \sqrt {a+b x}}{2 b} \end {gather*}
Antiderivative was successfully verified.
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Rule 50
Rule 63
Rule 80
Rule 206
Rule 217
Rubi steps
\begin {align*} \int \frac {\sqrt {x} (A+B x)}{\sqrt {a+b x}} \, dx &=\frac {B x^{3/2} \sqrt {a+b x}}{2 b}+\frac {\left (2 A b-\frac {3 a B}{2}\right ) \int \frac {\sqrt {x}}{\sqrt {a+b x}} \, dx}{2 b}\\ &=\frac {(4 A b-3 a B) \sqrt {x} \sqrt {a+b x}}{4 b^2}+\frac {B x^{3/2} \sqrt {a+b x}}{2 b}-\frac {(a (4 A b-3 a B)) \int \frac {1}{\sqrt {x} \sqrt {a+b x}} \, dx}{8 b^2}\\ &=\frac {(4 A b-3 a B) \sqrt {x} \sqrt {a+b x}}{4 b^2}+\frac {B x^{3/2} \sqrt {a+b x}}{2 b}-\frac {(a (4 A b-3 a B)) \operatorname {Subst}\left (\int \frac {1}{\sqrt {a+b x^2}} \, dx,x,\sqrt {x}\right )}{4 b^2}\\ &=\frac {(4 A b-3 a B) \sqrt {x} \sqrt {a+b x}}{4 b^2}+\frac {B x^{3/2} \sqrt {a+b x}}{2 b}-\frac {(a (4 A b-3 a B)) \operatorname {Subst}\left (\int \frac {1}{1-b x^2} \, dx,x,\frac {\sqrt {x}}{\sqrt {a+b x}}\right )}{4 b^2}\\ &=\frac {(4 A b-3 a B) \sqrt {x} \sqrt {a+b x}}{4 b^2}+\frac {B x^{3/2} \sqrt {a+b x}}{2 b}-\frac {a (4 A b-3 a B) \tanh ^{-1}\left (\frac {\sqrt {b} \sqrt {x}}{\sqrt {a+b x}}\right )}{4 b^{5/2}}\\ \end {align*}
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Mathematica [A] time = 0.12, size = 93, normalized size = 1.00 \begin {gather*} \frac {a^{3/2} \sqrt {\frac {b x}{a}+1} (3 a B-4 A b) \sinh ^{-1}\left (\frac {\sqrt {b} \sqrt {x}}{\sqrt {a}}\right )+\sqrt {b} \sqrt {x} (a+b x) (-3 a B+4 A b+2 b B x)}{4 b^{5/2} \sqrt {a+b x}} \end {gather*}
Antiderivative was successfully verified.
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IntegrateAlgebraic [A] time = 0.15, size = 89, normalized size = 0.96 \begin {gather*} \frac {\left (4 a A b-3 a^2 B\right ) \log \left (\sqrt {a+b x}-\sqrt {b} \sqrt {x}\right )}{4 b^{5/2}}+\frac {\sqrt {a+b x} \left (-3 a B \sqrt {x}+4 A b \sqrt {x}+2 b B x^{3/2}\right )}{4 b^2} \end {gather*}
Antiderivative was successfully verified.
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fricas [A] time = 0.93, size = 151, normalized size = 1.62 \begin {gather*} \left [-\frac {{\left (3 \, B a^{2} - 4 \, A a b\right )} \sqrt {b} \log \left (2 \, b x - 2 \, \sqrt {b x + a} \sqrt {b} \sqrt {x} + a\right ) - 2 \, {\left (2 \, B b^{2} x - 3 \, B a b + 4 \, A b^{2}\right )} \sqrt {b x + a} \sqrt {x}}{8 \, b^{3}}, -\frac {{\left (3 \, B a^{2} - 4 \, A a b\right )} \sqrt {-b} \arctan \left (\frac {\sqrt {b x + a} \sqrt {-b}}{b \sqrt {x}}\right ) - {\left (2 \, B b^{2} x - 3 \, B a b + 4 \, A b^{2}\right )} \sqrt {b x + a} \sqrt {x}}{4 \, b^{3}}\right ] \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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giac [F(-1)] time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {Timed out} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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maple [A] time = 0.01, size = 136, normalized size = 1.46 \begin {gather*} -\frac {\sqrt {b x +a}\, \left (4 A a b \ln \left (\frac {2 b x +a +2 \sqrt {\left (b x +a \right ) x}\, \sqrt {b}}{2 \sqrt {b}}\right )-3 B \,a^{2} \ln \left (\frac {2 b x +a +2 \sqrt {\left (b x +a \right ) x}\, \sqrt {b}}{2 \sqrt {b}}\right )-4 \sqrt {\left (b x +a \right ) x}\, B \,b^{\frac {3}{2}} x -8 \sqrt {\left (b x +a \right ) x}\, A \,b^{\frac {3}{2}}+6 \sqrt {\left (b x +a \right ) x}\, B a \sqrt {b}\right ) \sqrt {x}}{8 \sqrt {\left (b x +a \right ) x}\, b^{\frac {5}{2}}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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maxima [A] time = 0.92, size = 121, normalized size = 1.30 \begin {gather*} \frac {\sqrt {b x^{2} + a x} B x}{2 \, b} + \frac {3 \, B a^{2} \log \left (2 \, x + \frac {a}{b} + \frac {2 \, \sqrt {b x^{2} + a x}}{\sqrt {b}}\right )}{8 \, b^{\frac {5}{2}}} - \frac {A a \log \left (2 \, x + \frac {a}{b} + \frac {2 \, \sqrt {b x^{2} + a x}}{\sqrt {b}}\right )}{2 \, b^{\frac {3}{2}}} - \frac {3 \, \sqrt {b x^{2} + a x} B a}{4 \, b^{2}} + \frac {\sqrt {b x^{2} + a x} A}{b} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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mupad [B] time = 5.06, size = 267, normalized size = 2.87 \begin {gather*} \frac {\frac {x^{7/2}\,\left (2\,A\,a\,b^2-\frac {3\,B\,a^2\,b}{2}\right )}{{\left (\sqrt {a+b\,x}-\sqrt {a}\right )}^7}+\frac {x^{5/2}\,\left (\frac {11\,B\,a^2}{2}-2\,A\,a\,b\right )}{{\left (\sqrt {a+b\,x}-\sqrt {a}\right )}^5}-\frac {\sqrt {x}\,\left (3\,B\,a^2-4\,A\,a\,b\right )}{2\,b^2\,\left (\sqrt {a+b\,x}-\sqrt {a}\right )}+\frac {x^{3/2}\,\left (11\,B\,a^2-4\,A\,a\,b\right )}{2\,b\,{\left (\sqrt {a+b\,x}-\sqrt {a}\right )}^3}}{\frac {6\,b^2\,x^2}{{\left (\sqrt {a+b\,x}-\sqrt {a}\right )}^4}-\frac {4\,b^3\,x^3}{{\left (\sqrt {a+b\,x}-\sqrt {a}\right )}^6}+\frac {b^4\,x^4}{{\left (\sqrt {a+b\,x}-\sqrt {a}\right )}^8}-\frac {4\,b\,x}{{\left (\sqrt {a+b\,x}-\sqrt {a}\right )}^2}+1}-\frac {a\,\mathrm {atanh}\left (\frac {\sqrt {b}\,\sqrt {x}}{\sqrt {a+b\,x}-\sqrt {a}}\right )\,\left (4\,A\,b-3\,B\,a\right )}{2\,b^{5/2}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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sympy [A] time = 7.82, size = 156, normalized size = 1.68 \begin {gather*} \frac {A \sqrt {a} \sqrt {x} \sqrt {1 + \frac {b x}{a}}}{b} - \frac {A a \operatorname {asinh}{\left (\frac {\sqrt {b} \sqrt {x}}{\sqrt {a}} \right )}}{b^{\frac {3}{2}}} - \frac {3 B a^{\frac {3}{2}} \sqrt {x}}{4 b^{2} \sqrt {1 + \frac {b x}{a}}} - \frac {B \sqrt {a} x^{\frac {3}{2}}}{4 b \sqrt {1 + \frac {b x}{a}}} + \frac {3 B a^{2} \operatorname {asinh}{\left (\frac {\sqrt {b} \sqrt {x}}{\sqrt {a}} \right )}}{4 b^{\frac {5}{2}}} + \frac {B x^{\frac {5}{2}}}{2 \sqrt {a} \sqrt {1 + \frac {b x}{a}}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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