Optimal. Leaf size=70 \[ -\frac{e \tanh ^{-1}\left (\frac{\sqrt{b} \sqrt{d+e x}}{\sqrt{b d-a e}}\right )}{b^{3/2} \sqrt{b d-a e}}-\frac{\sqrt{d+e x}}{b (a+b x)} \]
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Rubi [A] time = 0.0314011, antiderivative size = 70, normalized size of antiderivative = 1., number of steps used = 4, number of rules used = 4, integrand size = 28, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.143, Rules used = {27, 47, 63, 208} \[ -\frac{e \tanh ^{-1}\left (\frac{\sqrt{b} \sqrt{d+e x}}{\sqrt{b d-a e}}\right )}{b^{3/2} \sqrt{b d-a e}}-\frac{\sqrt{d+e x}}{b (a+b x)} \]
Antiderivative was successfully verified.
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Rule 27
Rule 47
Rule 63
Rule 208
Rubi steps
\begin{align*} \int \frac{\sqrt{d+e x}}{a^2+2 a b x+b^2 x^2} \, dx &=\int \frac{\sqrt{d+e x}}{(a+b x)^2} \, dx\\ &=-\frac{\sqrt{d+e x}}{b (a+b x)}+\frac{e \int \frac{1}{(a+b x) \sqrt{d+e x}} \, dx}{2 b}\\ &=-\frac{\sqrt{d+e x}}{b (a+b x)}+\frac{\operatorname{Subst}\left (\int \frac{1}{a-\frac{b d}{e}+\frac{b x^2}{e}} \, dx,x,\sqrt{d+e x}\right )}{b}\\ &=-\frac{\sqrt{d+e x}}{b (a+b x)}-\frac{e \tanh ^{-1}\left (\frac{\sqrt{b} \sqrt{d+e x}}{\sqrt{b d-a e}}\right )}{b^{3/2} \sqrt{b d-a e}}\\ \end{align*}
Mathematica [A] time = 0.0753953, size = 69, normalized size = 0.99 \[ \frac{e \tan ^{-1}\left (\frac{\sqrt{b} \sqrt{d+e x}}{\sqrt{a e-b d}}\right )}{b^{3/2} \sqrt{a e-b d}}-\frac{\sqrt{d+e x}}{b (a+b x)} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.199, size = 64, normalized size = 0.9 \begin{align*} -{\frac{e}{b \left ( bxe+ae \right ) }\sqrt{ex+d}}+{\frac{e}{b}\arctan \left ({b\sqrt{ex+d}{\frac{1}{\sqrt{ \left ( ae-bd \right ) b}}}} \right ){\frac{1}{\sqrt{ \left ( ae-bd \right ) b}}}} \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 = 1.97895, size = 498, normalized size = 7.11 \begin{align*} \left [\frac{\sqrt{b^{2} d - a b e}{\left (b e x + a e\right )} \log \left (\frac{b e x + 2 \, b d - a e - 2 \, \sqrt{b^{2} d - a b e} \sqrt{e x + d}}{b x + a}\right ) - 2 \,{\left (b^{2} d - a b e\right )} \sqrt{e x + d}}{2 \,{\left (a b^{3} d - a^{2} b^{2} e +{\left (b^{4} d - a b^{3} e\right )} x\right )}}, \frac{\sqrt{-b^{2} d + a b e}{\left (b e x + a e\right )} \arctan \left (\frac{\sqrt{-b^{2} d + a b e} \sqrt{e x + d}}{b e x + b d}\right ) -{\left (b^{2} d - a b e\right )} \sqrt{e x + d}}{a b^{3} d - a^{2} b^{2} e +{\left (b^{4} d - a b^{3} e\right )} x}\right ] \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [B] time = 19.1932, size = 573, normalized size = 8.19 \begin{align*} - \frac{2 a e^{2} \sqrt{d + e x}}{2 a^{2} b e^{2} - 2 a b^{2} d e + 2 a b^{2} e^{2} x - 2 b^{3} d e x} + \frac{a e^{2} \sqrt{- \frac{1}{b \left (a e - b d\right )^{3}}} \log{\left (- a^{2} e^{2} \sqrt{- \frac{1}{b \left (a e - b d\right )^{3}}} + 2 a b d e \sqrt{- \frac{1}{b \left (a e - b d\right )^{3}}} - b^{2} d^{2} \sqrt{- \frac{1}{b \left (a e - b d\right )^{3}}} + \sqrt{d + e x} \right )}}{2 b} - \frac{a e^{2} \sqrt{- \frac{1}{b \left (a e - b d\right )^{3}}} \log{\left (a^{2} e^{2} \sqrt{- \frac{1}{b \left (a e - b d\right )^{3}}} - 2 a b d e \sqrt{- \frac{1}{b \left (a e - b d\right )^{3}}} + b^{2} d^{2} \sqrt{- \frac{1}{b \left (a e - b d\right )^{3}}} + \sqrt{d + e x} \right )}}{2 b} - \frac{d e \sqrt{- \frac{1}{b \left (a e - b d\right )^{3}}} \log{\left (- a^{2} e^{2} \sqrt{- \frac{1}{b \left (a e - b d\right )^{3}}} + 2 a b d e \sqrt{- \frac{1}{b \left (a e - b d\right )^{3}}} - b^{2} d^{2} \sqrt{- \frac{1}{b \left (a e - b d\right )^{3}}} + \sqrt{d + e x} \right )}}{2} + \frac{d e \sqrt{- \frac{1}{b \left (a e - b d\right )^{3}}} \log{\left (a^{2} e^{2} \sqrt{- \frac{1}{b \left (a e - b d\right )^{3}}} - 2 a b d e \sqrt{- \frac{1}{b \left (a e - b d\right )^{3}}} + b^{2} d^{2} \sqrt{- \frac{1}{b \left (a e - b d\right )^{3}}} + \sqrt{d + e x} \right )}}{2} + \frac{2 d e \sqrt{d + e x}}{2 a^{2} e^{2} - 2 a b d e + 2 a b e^{2} x - 2 b^{2} d e x} + \frac{2 e \operatorname{atan}{\left (\frac{\sqrt{d + e x}}{\sqrt{\frac{a e}{b} - d}} \right )}}{b^{2} \sqrt{\frac{a e}{b} - d}} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A] time = 1.22723, size = 108, normalized size = 1.54 \begin{align*} \frac{\arctan \left (\frac{\sqrt{x e + d} b}{\sqrt{-b^{2} d + a b e}}\right ) e}{\sqrt{-b^{2} d + a b e} b} - \frac{\sqrt{x e + d} e}{{\left ({\left (x e + d\right )} b - b d + a e\right )} b} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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