Optimal. Leaf size=107 \[ -\frac{64 a^2 \sqrt{a x+b \sqrt{x}}}{5 b^4 \sqrt{x}}-\frac{24 \sqrt{a x+b \sqrt{x}}}{5 b^2 x^{3/2}}+\frac{32 a \sqrt{a x+b \sqrt{x}}}{5 b^3 x}+\frac{4}{b x \sqrt{a x+b \sqrt{x}}} \]
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Rubi [A] time = 0.156028, antiderivative size = 107, normalized size of antiderivative = 1., number of steps used = 4, number of rules used = 3, integrand size = 21, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.143, Rules used = {2015, 2016, 2014} \[ -\frac{64 a^2 \sqrt{a x+b \sqrt{x}}}{5 b^4 \sqrt{x}}-\frac{24 \sqrt{a x+b \sqrt{x}}}{5 b^2 x^{3/2}}+\frac{32 a \sqrt{a x+b \sqrt{x}}}{5 b^3 x}+\frac{4}{b x \sqrt{a x+b \sqrt{x}}} \]
Antiderivative was successfully verified.
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Rule 2015
Rule 2016
Rule 2014
Rubi steps
\begin{align*} \int \frac{1}{x^{3/2} \left (b \sqrt{x}+a x\right )^{3/2}} \, dx &=\frac{4}{b x \sqrt{b \sqrt{x}+a x}}+\frac{6 \int \frac{1}{x^2 \sqrt{b \sqrt{x}+a x}} \, dx}{b}\\ &=\frac{4}{b x \sqrt{b \sqrt{x}+a x}}-\frac{24 \sqrt{b \sqrt{x}+a x}}{5 b^2 x^{3/2}}-\frac{(24 a) \int \frac{1}{x^{3/2} \sqrt{b \sqrt{x}+a x}} \, dx}{5 b^2}\\ &=\frac{4}{b x \sqrt{b \sqrt{x}+a x}}-\frac{24 \sqrt{b \sqrt{x}+a x}}{5 b^2 x^{3/2}}+\frac{32 a \sqrt{b \sqrt{x}+a x}}{5 b^3 x}+\frac{\left (16 a^2\right ) \int \frac{1}{x \sqrt{b \sqrt{x}+a x}} \, dx}{5 b^3}\\ &=\frac{4}{b x \sqrt{b \sqrt{x}+a x}}-\frac{24 \sqrt{b \sqrt{x}+a x}}{5 b^2 x^{3/2}}+\frac{32 a \sqrt{b \sqrt{x}+a x}}{5 b^3 x}-\frac{64 a^2 \sqrt{b \sqrt{x}+a x}}{5 b^4 \sqrt{x}}\\ \end{align*}
Mathematica [A] time = 0.0506263, size = 57, normalized size = 0.53 \[ -\frac{4 \left (8 a^2 b x+16 a^3 x^{3/2}-2 a b^2 \sqrt{x}+b^3\right )}{5 b^4 x \sqrt{a x+b \sqrt{x}}} \]
Antiderivative was successfully verified.
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Maple [C] time = 0.011, size = 548, normalized size = 5.1 \begin{align*} -{\frac{2}{5\,{b}^{5}}\sqrt{b\sqrt{x}+ax} \left ( 30\, \left ( b\sqrt{x}+ax \right ) ^{3/2}{a}^{9/2}{x}^{7/2}-10\,\sqrt{b\sqrt{x}+ax}{a}^{11/2}{x}^{9/2}-5\,\ln \left ( 1/2\,{\frac{2\,a\sqrt{x}+2\,\sqrt{b\sqrt{x}+ax}\sqrt{a}+b}{\sqrt{a}}} \right ){x}^{9/2}{a}^{5}b-10\,{a}^{11/2}{x}^{9/2}\sqrt{\sqrt{x} \left ( b+a\sqrt{x} \right ) }+5\,\ln \left ( 1/2\,{\frac{2\,\sqrt{\sqrt{x} \left ( b+a\sqrt{x} \right ) }\sqrt{a}+2\,a\sqrt{x}+b}{\sqrt{a}}} \right ){x}^{9/2}{a}^{5}b+16\, \left ( b\sqrt{x}+ax \right ) ^{3/2}{a}^{5/2}{x}^{5/2}{b}^{2}+52\, \left ( b\sqrt{x}+ax \right ) ^{3/2}{a}^{7/2}{x}^{3}b-20\,\sqrt{b\sqrt{x}+ax}{a}^{9/2}{x}^{4}b-10\,\ln \left ( 1/2\,{\frac{2\,a\sqrt{x}+2\,\sqrt{b\sqrt{x}+ax}\sqrt{a}+b}{\sqrt{a}}} \right ){x}^{4}{a}^{4}{b}^{2}-20\,{a}^{9/2}{x}^{4}\sqrt{\sqrt{x} \left ( b+a\sqrt{x} \right ) }b-10\,{a}^{9/2}{x}^{7/2} \left ( \sqrt{x} \left ( b+a\sqrt{x} \right ) \right ) ^{3/2}+10\,\ln \left ( 1/2\,{\frac{2\,\sqrt{\sqrt{x} \left ( b+a\sqrt{x} \right ) }\sqrt{a}+2\,a\sqrt{x}+b}{\sqrt{a}}} \right ){x}^{4}{a}^{4}{b}^{2}-4\, \left ( b\sqrt{x}+ax \right ) ^{3/2}{a}^{3/2}{x}^{2}{b}^{3}-10\,\sqrt{b\sqrt{x}+ax}{a}^{7/2}{x}^{7/2}{b}^{2}-5\,\ln \left ( 1/2\,{\frac{2\,a\sqrt{x}+2\,\sqrt{b\sqrt{x}+ax}\sqrt{a}+b}{\sqrt{a}}} \right ){x}^{7/2}{a}^{3}{b}^{3}-10\,{a}^{7/2}{x}^{7/2}\sqrt{\sqrt{x} \left ( b+a\sqrt{x} \right ) }{b}^{2}+5\,\ln \left ( 1/2\,{\frac{2\,\sqrt{\sqrt{x} \left ( b+a\sqrt{x} \right ) }\sqrt{a}+2\,a\sqrt{x}+b}{\sqrt{a}}} \right ){x}^{7/2}{a}^{3}{b}^{3}+2\, \left ( b\sqrt{x}+ax \right ) ^{3/2}\sqrt{a}{x}^{3/2}{b}^{4} \right ){\frac{1}{\sqrt{\sqrt{x} \left ( b+a\sqrt{x} \right ) }}}{\frac{1}{\sqrt{a}}}{x}^{-{\frac{7}{2}}} \left ( b+a\sqrt{x} \right ) ^{-2}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{1}{{\left (a x + b \sqrt{x}\right )}^{\frac{3}{2}} x^{\frac{3}{2}}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 2.34268, size = 163, normalized size = 1.52 \begin{align*} \frac{4 \,{\left (8 \, a^{3} b x^{2} - 3 \, a b^{3} x -{\left (16 \, a^{4} x^{2} - 10 \, a^{2} b^{2} x - b^{4}\right )} \sqrt{x}\right )} \sqrt{a x + b \sqrt{x}}}{5 \,{\left (a^{2} b^{4} x^{3} - b^{6} x^{2}\right )}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{1}{x^{\frac{3}{2}} \left (a x + b \sqrt{x}\right )^{\frac{3}{2}}}\, dx \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{1}{{\left (a x + b \sqrt{x}\right )}^{\frac{3}{2}} x^{\frac{3}{2}}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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