Optimal. Leaf size=67 \[ \frac{2 A}{a^2 \sqrt{a+b x}}-\frac{2 A \tanh ^{-1}\left (\frac{\sqrt{a+b x}}{\sqrt{a}}\right )}{a^{5/2}}+\frac{2 (A b-a B)}{3 a b (a+b x)^{3/2}} \]
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Rubi [A] time = 0.0199562, antiderivative size = 67, normalized size of antiderivative = 1., number of steps used = 4, number of rules used = 4, integrand size = 18, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.222, Rules used = {78, 51, 63, 208} \[ \frac{2 A}{a^2 \sqrt{a+b x}}-\frac{2 A \tanh ^{-1}\left (\frac{\sqrt{a+b x}}{\sqrt{a}}\right )}{a^{5/2}}+\frac{2 (A b-a B)}{3 a b (a+b x)^{3/2}} \]
Antiderivative was successfully verified.
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Rule 78
Rule 51
Rule 63
Rule 208
Rubi steps
\begin{align*} \int \frac{A+B x}{x (a+b x)^{5/2}} \, dx &=\frac{2 (A b-a B)}{3 a b (a+b x)^{3/2}}+\frac{A \int \frac{1}{x (a+b x)^{3/2}} \, dx}{a}\\ &=\frac{2 (A b-a B)}{3 a b (a+b x)^{3/2}}+\frac{2 A}{a^2 \sqrt{a+b x}}+\frac{A \int \frac{1}{x \sqrt{a+b x}} \, dx}{a^2}\\ &=\frac{2 (A b-a B)}{3 a b (a+b x)^{3/2}}+\frac{2 A}{a^2 \sqrt{a+b x}}+\frac{(2 A) \operatorname{Subst}\left (\int \frac{1}{-\frac{a}{b}+\frac{x^2}{b}} \, dx,x,\sqrt{a+b x}\right )}{a^2 b}\\ &=\frac{2 (A b-a B)}{3 a b (a+b x)^{3/2}}+\frac{2 A}{a^2 \sqrt{a+b x}}-\frac{2 A \tanh ^{-1}\left (\frac{\sqrt{a+b x}}{\sqrt{a}}\right )}{a^{5/2}}\\ \end{align*}
Mathematica [C] time = 0.0169, size = 56, normalized size = 0.84 \[ \frac{2 a (A b-a B)+6 A b (a+b x) \, _2F_1\left (-\frac{1}{2},1;\frac{1}{2};\frac{b x}{a}+1\right )}{3 a^2 b (a+b x)^{3/2}} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.008, size = 59, normalized size = 0.9 \begin{align*} 2\,{\frac{1}{b} \left ( -{\frac{Ab}{{a}^{5/2}}{\it Artanh} \left ({\frac{\sqrt{bx+a}}{\sqrt{a}}} \right ) }-1/3\,{\frac{-Ab+Ba}{a \left ( bx+a \right ) ^{3/2}}}+{\frac{Ab}{{a}^{2}\sqrt{bx+a}}} \right ) } \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 = 2.43385, size = 490, normalized size = 7.31 \begin{align*} \left [\frac{3 \,{\left (A b^{3} x^{2} + 2 \, A a b^{2} x + A a^{2} b\right )} \sqrt{a} \log \left (\frac{b x - 2 \, \sqrt{b x + a} \sqrt{a} + 2 \, a}{x}\right ) + 2 \,{\left (3 \, A a b^{2} x - B a^{3} + 4 \, A a^{2} b\right )} \sqrt{b x + a}}{3 \,{\left (a^{3} b^{3} x^{2} + 2 \, a^{4} b^{2} x + a^{5} b\right )}}, \frac{2 \,{\left (3 \,{\left (A b^{3} x^{2} + 2 \, A a b^{2} x + A a^{2} b\right )} \sqrt{-a} \arctan \left (\frac{\sqrt{b x + a} \sqrt{-a}}{a}\right ) +{\left (3 \, A a b^{2} x - B a^{3} + 4 \, A a^{2} b\right )} \sqrt{b x + a}\right )}}{3 \,{\left (a^{3} b^{3} x^{2} + 2 \, a^{4} b^{2} x + a^{5} b\right )}}\right ] \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A] time = 17.8121, size = 68, normalized size = 1.01 \begin{align*} \frac{2 A}{a^{2} \sqrt{a + b x}} + \frac{2 A \operatorname{atan}{\left (\frac{\sqrt{a + b x}}{\sqrt{- a}} \right )}}{a^{2} \sqrt{- a}} - \frac{2 \left (- A b + B a\right )}{3 a b \left (a + b x\right )^{\frac{3}{2}}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.32893, size = 82, normalized size = 1.22 \begin{align*} \frac{2 \, A \arctan \left (\frac{\sqrt{b x + a}}{\sqrt{-a}}\right )}{\sqrt{-a} a^{2}} - \frac{2 \,{\left (B a^{2} - 3 \,{\left (b x + a\right )} A b - A a b\right )}}{3 \,{\left (b x + a\right )}^{\frac{3}{2}} a^{2} b} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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