Optimal. Leaf size=57 \[ -\frac{2 \left (b x+c x^2\right )^{3/2} (5 b B-2 A c)}{15 b^2 x^3}-\frac{2 A \left (b x+c x^2\right )^{3/2}}{5 b x^4} \]
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Rubi [A] time = 0.0450751, antiderivative size = 57, normalized size of antiderivative = 1., number of steps used = 2, number of rules used = 2, integrand size = 22, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.091, Rules used = {792, 650} \[ -\frac{2 \left (b x+c x^2\right )^{3/2} (5 b B-2 A c)}{15 b^2 x^3}-\frac{2 A \left (b x+c x^2\right )^{3/2}}{5 b x^4} \]
Antiderivative was successfully verified.
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Rule 792
Rule 650
Rubi steps
\begin{align*} \int \frac{(A+B x) \sqrt{b x+c x^2}}{x^4} \, dx &=-\frac{2 A \left (b x+c x^2\right )^{3/2}}{5 b x^4}+\frac{\left (2 \left (-4 (-b B+A c)+\frac{3}{2} (-b B+2 A c)\right )\right ) \int \frac{\sqrt{b x+c x^2}}{x^3} \, dx}{5 b}\\ &=-\frac{2 A \left (b x+c x^2\right )^{3/2}}{5 b x^4}-\frac{2 (5 b B-2 A c) \left (b x+c x^2\right )^{3/2}}{15 b^2 x^3}\\ \end{align*}
Mathematica [A] time = 0.0142855, size = 36, normalized size = 0.63 \[ -\frac{2 (x (b+c x))^{3/2} (3 A b-2 A c x+5 b B x)}{15 b^2 x^4} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.005, size = 40, normalized size = 0.7 \begin{align*} -{\frac{ \left ( 2\,cx+2\,b \right ) \left ( -2\,Acx+5\,bBx+3\,Ab \right ) }{15\,{x}^{3}{b}^{2}}\sqrt{c{x}^{2}+bx}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [F(-2)] time = 0., size = 0, normalized size = 0. \begin{align*} \text{Exception raised: ValueError} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A] time = 1.83955, size = 126, normalized size = 2.21 \begin{align*} -\frac{2 \,{\left (3 \, A b^{2} +{\left (5 \, B b c - 2 \, A c^{2}\right )} x^{2} +{\left (5 \, B b^{2} + A b c\right )} x\right )} \sqrt{c x^{2} + b x}}{15 \, b^{2} x^{3}} \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{\sqrt{x \left (b + c x\right )} \left (A + B x\right )}{x^{4}}\, dx \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [B] time = 1.14373, size = 258, normalized size = 4.53 \begin{align*} \frac{2 \,{\left (15 \,{\left (\sqrt{c} x - \sqrt{c x^{2} + b x}\right )}^{4} B c + 15 \,{\left (\sqrt{c} x - \sqrt{c x^{2} + b x}\right )}^{3} B b \sqrt{c} + 15 \,{\left (\sqrt{c} x - \sqrt{c x^{2} + b x}\right )}^{3} A c^{\frac{3}{2}} + 5 \,{\left (\sqrt{c} x - \sqrt{c x^{2} + b x}\right )}^{2} B b^{2} + 25 \,{\left (\sqrt{c} x - \sqrt{c x^{2} + b x}\right )}^{2} A b c + 15 \,{\left (\sqrt{c} x - \sqrt{c x^{2} + b x}\right )} A b^{2} \sqrt{c} + 3 \, A b^{3}\right )}}{15 \,{\left (\sqrt{c} x - \sqrt{c x^{2} + b x}\right )}^{5}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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