Optimal. Leaf size=112 \[ \frac{64 a^3 \sqrt{a x+b \sqrt{x}}}{35 b^4 \sqrt{x}}-\frac{32 a^2 \sqrt{a x+b \sqrt{x}}}{35 b^3 x}+\frac{24 a \sqrt{a x+b \sqrt{x}}}{35 b^2 x^{3/2}}-\frac{4 \sqrt{a x+b \sqrt{x}}}{7 b x^2} \]
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Rubi [A] time = 0.153552, antiderivative size = 112, normalized size of antiderivative = 1., number of steps used = 4, number of rules used = 2, integrand size = 21, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.095, Rules used = {2016, 2014} \[ \frac{64 a^3 \sqrt{a x+b \sqrt{x}}}{35 b^4 \sqrt{x}}-\frac{32 a^2 \sqrt{a x+b \sqrt{x}}}{35 b^3 x}+\frac{24 a \sqrt{a x+b \sqrt{x}}}{35 b^2 x^{3/2}}-\frac{4 \sqrt{a x+b \sqrt{x}}}{7 b x^2} \]
Antiderivative was successfully verified.
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Rule 2016
Rule 2014
Rubi steps
\begin{align*} \int \frac{1}{x^{5/2} \sqrt{b \sqrt{x}+a x}} \, dx &=-\frac{4 \sqrt{b \sqrt{x}+a x}}{7 b x^2}-\frac{(6 a) \int \frac{1}{x^2 \sqrt{b \sqrt{x}+a x}} \, dx}{7 b}\\ &=-\frac{4 \sqrt{b \sqrt{x}+a x}}{7 b x^2}+\frac{24 a \sqrt{b \sqrt{x}+a x}}{35 b^2 x^{3/2}}+\frac{\left (24 a^2\right ) \int \frac{1}{x^{3/2} \sqrt{b \sqrt{x}+a x}} \, dx}{35 b^2}\\ &=-\frac{4 \sqrt{b \sqrt{x}+a x}}{7 b x^2}+\frac{24 a \sqrt{b \sqrt{x}+a x}}{35 b^2 x^{3/2}}-\frac{32 a^2 \sqrt{b \sqrt{x}+a x}}{35 b^3 x}-\frac{\left (16 a^3\right ) \int \frac{1}{x \sqrt{b \sqrt{x}+a x}} \, dx}{35 b^3}\\ &=-\frac{4 \sqrt{b \sqrt{x}+a x}}{7 b x^2}+\frac{24 a \sqrt{b \sqrt{x}+a x}}{35 b^2 x^{3/2}}-\frac{32 a^2 \sqrt{b \sqrt{x}+a x}}{35 b^3 x}+\frac{64 a^3 \sqrt{b \sqrt{x}+a x}}{35 b^4 \sqrt{x}}\\ \end{align*}
Mathematica [A] time = 0.0499462, size = 59, normalized size = 0.53 \[ \frac{4 \sqrt{a x+b \sqrt{x}} \left (-8 a^2 b x+16 a^3 x^{3/2}+6 a b^2 \sqrt{x}-5 b^3\right )}{35 b^4 x^2} \]
Antiderivative was successfully verified.
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Maple [C] time = 0.008, size = 240, normalized size = 2.1 \begin{align*}{\frac{1}{35\,{b}^{5}}\sqrt{b\sqrt{x}+ax} \left ( 140\, \left ( b\sqrt{x}+ax \right ) ^{3/2}{a}^{7/2}{x}^{7/2}-70\,\sqrt{b\sqrt{x}+ax}{a}^{9/2}{x}^{9/2}-35\,\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}^{4}b-70\,{a}^{9/2}{x}^{9/2}\sqrt{\sqrt{x} \left ( b+a\sqrt{x} \right ) }+35\,\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}^{4}b+44\, \left ( b\sqrt{x}+ax \right ) ^{3/2}{a}^{3/2}{x}^{5/2}{b}^{2}-76\,{a}^{5/2} \left ( b\sqrt{x}+ax \right ) ^{3/2}b{x}^{3}-20\, \left ( b\sqrt{x}+ax \right ) ^{3/2}\sqrt{a}{x}^{2}{b}^{3} \right ){\frac{1}{\sqrt{\sqrt{x} \left ( b+a\sqrt{x} \right ) }}}{\frac{1}{\sqrt{a}}}{x}^{-{\frac{9}{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}{\sqrt{a x + b \sqrt{x}} x^{\frac{5}{2}}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 2.36806, size = 123, normalized size = 1.1 \begin{align*} -\frac{4 \,{\left (8 \, a^{2} b x + 5 \, b^{3} - 2 \,{\left (8 \, a^{3} x + 3 \, a b^{2}\right )} \sqrt{x}\right )} \sqrt{a x + b \sqrt{x}}}{35 \, b^{4} x^{2}} \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{5}{2}} \sqrt{a x + b \sqrt{x}}}\, dx \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.22808, size = 155, normalized size = 1.38 \begin{align*} \frac{4 \,{\left (70 \, a^{\frac{3}{2}}{\left (\sqrt{a} \sqrt{x} - \sqrt{a x + b \sqrt{x}}\right )}^{3} + 84 \, a b{\left (\sqrt{a} \sqrt{x} - \sqrt{a x + b \sqrt{x}}\right )}^{2} + 35 \, \sqrt{a} b^{2}{\left (\sqrt{a} \sqrt{x} - \sqrt{a x + b \sqrt{x}}\right )} + 5 \, b^{3}\right )}}{35 \,{\left (\sqrt{a} \sqrt{x} - \sqrt{a x + b \sqrt{x}}\right )}^{7}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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