Optimal. Leaf size=246 \[ -\frac{\left (a^2-b^2 x^2\right ) \left (2 \left (2 a^2 C f^2-b^2 \left (C e^2-3 f (A f+B e)\right )\right )-b^2 f x (C e-3 B f)\right )}{6 b^4 f \sqrt{a+b x} \sqrt{a c-b c x}}+\frac{\sqrt{a^2 c-b^2 c x^2} \tan ^{-1}\left (\frac{b \sqrt{c} x}{\sqrt{a^2 c-b^2 c x^2}}\right ) \left (a^2 (B f+C e)+2 A b^2 e\right )}{2 b^3 \sqrt{c} \sqrt{a+b x} \sqrt{a c-b c x}}-\frac{C \left (a^2-b^2 x^2\right ) (e+f x)^2}{3 b^2 f \sqrt{a+b x} \sqrt{a c-b c x}} \]
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Rubi [A] time = 0.400279, antiderivative size = 249, normalized size of antiderivative = 1.01, number of steps used = 5, number of rules used = 5, integrand size = 38, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.132, Rules used = {1610, 1654, 780, 217, 203} \[ -\frac{\left (a^2-b^2 x^2\right ) \left (2 \left (2 a^2 C f^2-\frac{1}{2} b^2 \left (2 C e^2-6 f (A f+B e)\right )\right )-b^2 f x (C e-3 B f)\right )}{6 b^4 f \sqrt{a+b x} \sqrt{a c-b c x}}+\frac{\sqrt{a^2 c-b^2 c x^2} \tan ^{-1}\left (\frac{b \sqrt{c} x}{\sqrt{a^2 c-b^2 c x^2}}\right ) \left (a^2 (B f+C e)+2 A b^2 e\right )}{2 b^3 \sqrt{c} \sqrt{a+b x} \sqrt{a c-b c x}}-\frac{C \left (a^2-b^2 x^2\right ) (e+f x)^2}{3 b^2 f \sqrt{a+b x} \sqrt{a c-b c x}} \]
Antiderivative was successfully verified.
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Rule 1610
Rule 1654
Rule 780
Rule 217
Rule 203
Rubi steps
\begin{align*} \int \frac{(e+f x) \left (A+B x+C x^2\right )}{\sqrt{a+b x} \sqrt{a c-b c x}} \, dx &=\frac{\sqrt{a^2 c-b^2 c x^2} \int \frac{(e+f x) \left (A+B x+C x^2\right )}{\sqrt{a^2 c-b^2 c x^2}} \, dx}{\sqrt{a+b x} \sqrt{a c-b c x}}\\ &=-\frac{C (e+f x)^2 \left (a^2-b^2 x^2\right )}{3 b^2 f \sqrt{a+b x} \sqrt{a c-b c x}}-\frac{\sqrt{a^2 c-b^2 c x^2} \int \frac{(e+f x) \left (-c \left (3 A b^2+2 a^2 C\right ) f^2+b^2 c f (C e-3 B f) x\right )}{\sqrt{a^2 c-b^2 c x^2}} \, dx}{3 b^2 c f^2 \sqrt{a+b x} \sqrt{a c-b c x}}\\ &=-\frac{C (e+f x)^2 \left (a^2-b^2 x^2\right )}{3 b^2 f \sqrt{a+b x} \sqrt{a c-b c x}}-\frac{\left (2 \left (2 a^2 C f^2-\frac{1}{2} b^2 \left (2 C e^2-6 f (B e+A f)\right )\right )-b^2 f (C e-3 B f) x\right ) \left (a^2-b^2 x^2\right )}{6 b^4 f \sqrt{a+b x} \sqrt{a c-b c x}}+\frac{\left (\left (2 A b^2 e+a^2 (C e+B f)\right ) \sqrt{a^2 c-b^2 c x^2}\right ) \int \frac{1}{\sqrt{a^2 c-b^2 c x^2}} \, dx}{2 b^2 \sqrt{a+b x} \sqrt{a c-b c x}}\\ &=-\frac{C (e+f x)^2 \left (a^2-b^2 x^2\right )}{3 b^2 f \sqrt{a+b x} \sqrt{a c-b c x}}-\frac{\left (2 \left (2 a^2 C f^2-\frac{1}{2} b^2 \left (2 C e^2-6 f (B e+A f)\right )\right )-b^2 f (C e-3 B f) x\right ) \left (a^2-b^2 x^2\right )}{6 b^4 f \sqrt{a+b x} \sqrt{a c-b c x}}+\frac{\left (\left (2 A b^2 e+a^2 (C e+B f)\right ) \sqrt{a^2 c-b^2 c x^2}\right ) \operatorname{Subst}\left (\int \frac{1}{1+b^2 c x^2} \, dx,x,\frac{x}{\sqrt{a^2 c-b^2 c x^2}}\right )}{2 b^2 \sqrt{a+b x} \sqrt{a c-b c x}}\\ &=-\frac{C (e+f x)^2 \left (a^2-b^2 x^2\right )}{3 b^2 f \sqrt{a+b x} \sqrt{a c-b c x}}-\frac{\left (2 \left (2 a^2 C f^2-\frac{1}{2} b^2 \left (2 C e^2-6 f (B e+A f)\right )\right )-b^2 f (C e-3 B f) x\right ) \left (a^2-b^2 x^2\right )}{6 b^4 f \sqrt{a+b x} \sqrt{a c-b c x}}+\frac{\left (2 A b^2 e+a^2 (C e+B f)\right ) \sqrt{a^2 c-b^2 c x^2} \tan ^{-1}\left (\frac{b \sqrt{c} x}{\sqrt{a^2 c-b^2 c x^2}}\right )}{2 b^3 \sqrt{c} \sqrt{a+b x} \sqrt{a c-b c x}}\\ \end{align*}
Mathematica [A] time = 1.62425, size = 390, normalized size = 1.59 \[ -\frac{6 \sqrt{a-b x} \sqrt{a+b x} \left (\sqrt{a-b x} \sqrt{\frac{b x}{a}+1}+2 \sqrt{a} \sin ^{-1}\left (\frac{\sqrt{a-b x}}{\sqrt{2} \sqrt{a}}\right )\right ) \left (3 a^2 C f-2 a b (B f+C e)+b^2 (A f+B e)\right )+C f \sqrt{a+b x} \left ((a-b x) \sqrt{\frac{b x}{a}+1} \left (22 a^2+9 a b x+2 b^2 x^2\right )+30 a^{5/2} \sqrt{a-b x} \sin ^{-1}\left (\frac{\sqrt{a-b x}}{\sqrt{2} \sqrt{a}}\right )\right )+3 \sqrt{a-b x} \sqrt{a+b x} \left (6 a^{3/2} \sin ^{-1}\left (\frac{\sqrt{a-b x}}{\sqrt{2} \sqrt{a}}\right )+\sqrt{a-b x} (4 a+b x) \sqrt{\frac{b x}{a}+1}\right ) (-3 a C f+b B f+b C e)+12 \sqrt{a-b x} \sqrt{\frac{b x}{a}+1} (b e-a f) \tan ^{-1}\left (\frac{\sqrt{a-b x}}{\sqrt{a+b x}}\right ) \left (a (a C-b B)+A b^2\right )}{6 b^4 \sqrt{\frac{b x}{a}+1} \sqrt{c (a-b x)}} \]
Antiderivative was successfully verified.
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Maple [A] time = 0.022, size = 365, normalized size = 1.5 \begin{align*}{\frac{1}{6\,c{b}^{4}}\sqrt{bx+a}\sqrt{-c \left ( bx-a \right ) } \left ( 6\,A\arctan \left ({\frac{\sqrt{{b}^{2}c}x}{\sqrt{-c \left ({b}^{2}{x}^{2}-{a}^{2} \right ) }}} \right ){b}^{4}ce+3\,B\arctan \left ({\frac{\sqrt{{b}^{2}c}x}{\sqrt{-c \left ({b}^{2}{x}^{2}-{a}^{2} \right ) }}} \right ){a}^{2}{b}^{2}cf+3\,C\arctan \left ({\frac{\sqrt{{b}^{2}c}x}{\sqrt{-c \left ({b}^{2}{x}^{2}-{a}^{2} \right ) }}} \right ){a}^{2}{b}^{2}ce-2\,C{x}^{2}{b}^{2}f\sqrt{-c \left ({b}^{2}{x}^{2}-{a}^{2} \right ) }\sqrt{{b}^{2}c}-3\,B\sqrt{{b}^{2}c}\sqrt{-c \left ({b}^{2}{x}^{2}-{a}^{2} \right ) }x{b}^{2}f-3\,C\sqrt{{b}^{2}c}\sqrt{-c \left ({b}^{2}{x}^{2}-{a}^{2} \right ) }x{b}^{2}e-6\,A\sqrt{{b}^{2}c}\sqrt{-c \left ({b}^{2}{x}^{2}-{a}^{2} \right ) }{b}^{2}f-6\,B\sqrt{{b}^{2}c}\sqrt{-c \left ({b}^{2}{x}^{2}-{a}^{2} \right ) }{b}^{2}e-4\,C\sqrt{{b}^{2}c}\sqrt{-c \left ({b}^{2}{x}^{2}-{a}^{2} \right ) }{a}^{2}f \right ){\frac{1}{\sqrt{-c \left ({b}^{2}{x}^{2}-{a}^{2} \right ) }}}{\frac{1}{\sqrt{{b}^{2}c}}}} \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 = 1.70071, size = 689, normalized size = 2.8 \begin{align*} \left [-\frac{3 \,{\left (B a^{2} b f +{\left (C a^{2} b + 2 \, A b^{3}\right )} e\right )} \sqrt{-c} \log \left (2 \, b^{2} c x^{2} - 2 \, \sqrt{-b c x + a c} \sqrt{b x + a} b \sqrt{-c} x - a^{2} c\right ) + 2 \,{\left (2 \, C b^{2} f x^{2} + 6 \, B b^{2} e + 2 \,{\left (2 \, C a^{2} + 3 \, A b^{2}\right )} f + 3 \,{\left (C b^{2} e + B b^{2} f\right )} x\right )} \sqrt{-b c x + a c} \sqrt{b x + a}}{12 \, b^{4} c}, -\frac{3 \,{\left (B a^{2} b f +{\left (C a^{2} b + 2 \, A b^{3}\right )} e\right )} \sqrt{c} \arctan \left (\frac{\sqrt{-b c x + a c} \sqrt{b x + a} b \sqrt{c} x}{b^{2} c x^{2} - a^{2} c}\right ) +{\left (2 \, C b^{2} f x^{2} + 6 \, B b^{2} e + 2 \,{\left (2 \, C a^{2} + 3 \, A b^{2}\right )} f + 3 \,{\left (C b^{2} e + B b^{2} f\right )} x\right )} \sqrt{-b c x + a c} \sqrt{b x + a}}{6 \, b^{4} c}\right ] \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [C] time = 138.497, size = 736, normalized size = 2.99 \begin{align*} \text{result too large to display} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [F(-1)] time = 0., size = 0, normalized size = 0. \begin{align*} \text{Timed out} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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