Optimal. Leaf size=145 \[ -\frac{35 c^3 \sqrt{x}}{8 b^4 \sqrt{b x+c x^2}}-\frac{35 c^2}{24 b^3 \sqrt{x} \sqrt{b x+c x^2}}+\frac{35 c^3 \tanh ^{-1}\left (\frac{\sqrt{b x+c x^2}}{\sqrt{b} \sqrt{x}}\right )}{8 b^{9/2}}+\frac{7 c}{12 b^2 x^{3/2} \sqrt{b x+c x^2}}-\frac{1}{3 b x^{5/2} \sqrt{b x+c x^2}} \]
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Rubi [A] time = 0.0660191, antiderivative size = 145, normalized size of antiderivative = 1., number of steps used = 6, number of rules used = 4, integrand size = 19, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.21, Rules used = {672, 666, 660, 207} \[ -\frac{35 c^3 \sqrt{x}}{8 b^4 \sqrt{b x+c x^2}}-\frac{35 c^2}{24 b^3 \sqrt{x} \sqrt{b x+c x^2}}+\frac{35 c^3 \tanh ^{-1}\left (\frac{\sqrt{b x+c x^2}}{\sqrt{b} \sqrt{x}}\right )}{8 b^{9/2}}+\frac{7 c}{12 b^2 x^{3/2} \sqrt{b x+c x^2}}-\frac{1}{3 b x^{5/2} \sqrt{b x+c x^2}} \]
Antiderivative was successfully verified.
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Rule 672
Rule 666
Rule 660
Rule 207
Rubi steps
\begin{align*} \int \frac{1}{x^{5/2} \left (b x+c x^2\right )^{3/2}} \, dx &=-\frac{1}{3 b x^{5/2} \sqrt{b x+c x^2}}-\frac{(7 c) \int \frac{1}{x^{3/2} \left (b x+c x^2\right )^{3/2}} \, dx}{6 b}\\ &=-\frac{1}{3 b x^{5/2} \sqrt{b x+c x^2}}+\frac{7 c}{12 b^2 x^{3/2} \sqrt{b x+c x^2}}+\frac{\left (35 c^2\right ) \int \frac{1}{\sqrt{x} \left (b x+c x^2\right )^{3/2}} \, dx}{24 b^2}\\ &=-\frac{1}{3 b x^{5/2} \sqrt{b x+c x^2}}+\frac{7 c}{12 b^2 x^{3/2} \sqrt{b x+c x^2}}-\frac{35 c^2}{24 b^3 \sqrt{x} \sqrt{b x+c x^2}}-\frac{\left (35 c^3\right ) \int \frac{\sqrt{x}}{\left (b x+c x^2\right )^{3/2}} \, dx}{16 b^3}\\ &=-\frac{1}{3 b x^{5/2} \sqrt{b x+c x^2}}+\frac{7 c}{12 b^2 x^{3/2} \sqrt{b x+c x^2}}-\frac{35 c^2}{24 b^3 \sqrt{x} \sqrt{b x+c x^2}}-\frac{35 c^3 \sqrt{x}}{8 b^4 \sqrt{b x+c x^2}}-\frac{\left (35 c^3\right ) \int \frac{1}{\sqrt{x} \sqrt{b x+c x^2}} \, dx}{16 b^4}\\ &=-\frac{1}{3 b x^{5/2} \sqrt{b x+c x^2}}+\frac{7 c}{12 b^2 x^{3/2} \sqrt{b x+c x^2}}-\frac{35 c^2}{24 b^3 \sqrt{x} \sqrt{b x+c x^2}}-\frac{35 c^3 \sqrt{x}}{8 b^4 \sqrt{b x+c x^2}}-\frac{\left (35 c^3\right ) \operatorname{Subst}\left (\int \frac{1}{-b+x^2} \, dx,x,\frac{\sqrt{b x+c x^2}}{\sqrt{x}}\right )}{8 b^4}\\ &=-\frac{1}{3 b x^{5/2} \sqrt{b x+c x^2}}+\frac{7 c}{12 b^2 x^{3/2} \sqrt{b x+c x^2}}-\frac{35 c^2}{24 b^3 \sqrt{x} \sqrt{b x+c x^2}}-\frac{35 c^3 \sqrt{x}}{8 b^4 \sqrt{b x+c x^2}}+\frac{35 c^3 \tanh ^{-1}\left (\frac{\sqrt{b x+c x^2}}{\sqrt{b} \sqrt{x}}\right )}{8 b^{9/2}}\\ \end{align*}
Mathematica [C] time = 0.0101033, size = 40, normalized size = 0.28 \[ -\frac{2 c^3 \sqrt{x} \, _2F_1\left (-\frac{1}{2},4;\frac{1}{2};\frac{c x}{b}+1\right )}{b^4 \sqrt{x (b+c x)}} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.191, size = 87, normalized size = 0.6 \begin{align*}{\frac{1}{24\,cx+24\,b}\sqrt{x \left ( cx+b \right ) } \left ( 105\,{\it Artanh} \left ({\frac{\sqrt{cx+b}}{\sqrt{b}}} \right ) \sqrt{cx+b}{x}^{3}{c}^{3}-105\,{x}^{3}{c}^{3}\sqrt{b}-35\,{b}^{3/2}{x}^{2}{c}^{2}+14\,{b}^{5/2}xc-8\,{b}^{7/2} \right ){x}^{-{\frac{7}{2}}}{b}^{-{\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}{{\left (c x^{2} + b x\right )}^{\frac{3}{2}} 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 = 2.06533, size = 549, normalized size = 3.79 \begin{align*} \left [\frac{105 \,{\left (c^{4} x^{5} + b c^{3} x^{4}\right )} \sqrt{b} \log \left (-\frac{c x^{2} + 2 \, b x + 2 \, \sqrt{c x^{2} + b x} \sqrt{b} \sqrt{x}}{x^{2}}\right ) - 2 \,{\left (105 \, b c^{3} x^{3} + 35 \, b^{2} c^{2} x^{2} - 14 \, b^{3} c x + 8 \, b^{4}\right )} \sqrt{c x^{2} + b x} \sqrt{x}}{48 \,{\left (b^{5} c x^{5} + b^{6} x^{4}\right )}}, -\frac{105 \,{\left (c^{4} x^{5} + b c^{3} x^{4}\right )} \sqrt{-b} \arctan \left (\frac{\sqrt{-b} \sqrt{x}}{\sqrt{c x^{2} + b x}}\right ) +{\left (105 \, b c^{3} x^{3} + 35 \, b^{2} c^{2} x^{2} - 14 \, b^{3} c x + 8 \, b^{4}\right )} \sqrt{c x^{2} + b x} \sqrt{x}}{24 \,{\left (b^{5} c x^{5} + b^{6} x^{4}\right )}}\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{5}{2}} \left (x \left (b + c x\right )\right )^{\frac{3}{2}}}\, dx \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.29756, size = 113, normalized size = 0.78 \begin{align*} -\frac{1}{24} \, c^{3}{\left (\frac{105 \, \arctan \left (\frac{\sqrt{c x + b}}{\sqrt{-b}}\right )}{\sqrt{-b} b^{4}} + \frac{48}{\sqrt{c x + b} b^{4}} + \frac{57 \,{\left (c x + b\right )}^{\frac{5}{2}} - 136 \,{\left (c x + b\right )}^{\frac{3}{2}} b + 87 \, \sqrt{c x + b} b^{2}}{b^{4} c^{3} x^{3}}\right )} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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