Optimal. Leaf size=87 \[ \frac{(d g+e f)^2 \tanh ^{-1}\left (\frac{e x}{d}\right )}{4 d^3 e^3}-\frac{(3 d g+e f) (e f-d g)}{4 d^2 e^3 (d+e x)}-\frac{(e f-d g)^2}{4 d e^3 (d+e x)^2} \]
[Out]
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Rubi [A] time = 0.21826, antiderivative size = 87, normalized size of antiderivative = 1., number of steps used = 4, number of rules used = 3, integrand size = 29, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.103 \[ \frac{(d g+e f)^2 \tanh ^{-1}\left (\frac{e x}{d}\right )}{4 d^3 e^3}-\frac{(3 d g+e f) (e f-d g)}{4 d^2 e^3 (d+e x)}-\frac{(e f-d g)^2}{4 d e^3 (d+e x)^2} \]
Antiderivative was successfully verified.
[In] Int[(f + g*x)^2/((d + e*x)^2*(d^2 - e^2*x^2)),x]
[Out]
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Rubi in Sympy [A] time = 43.5138, size = 73, normalized size = 0.84 \[ - \frac{\left (d g - e f\right )^{2}}{4 d e^{3} \left (d + e x\right )^{2}} + \frac{\left (d g - e f\right ) \left (3 d g + e f\right )}{4 d^{2} e^{3} \left (d + e x\right )} + \frac{\left (d g + e f\right )^{2} \operatorname{atanh}{\left (\frac{e x}{d} \right )}}{4 d^{3} e^{3}} \]
Verification of antiderivative is not currently implemented for this CAS.
[In] rubi_integrate((g*x+f)**2/(e*x+d)**2/(-e**2*x**2+d**2),x)
[Out]
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Mathematica [A] time = 0.127547, size = 87, normalized size = 1. \[ \frac{\frac{2 d (d g-e f) \left (2 d^2 g+d e (2 f+3 g x)+e^2 f x\right )}{(d+e x)^2}+(d g+e f)^2 (-\log (d-e x))+(d g+e f)^2 \log (d+e x)}{8 d^3 e^3} \]
Antiderivative was successfully verified.
[In] Integrate[(f + g*x)^2/((d + e*x)^2*(d^2 - e^2*x^2)),x]
[Out]
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Maple [B] time = 0.015, size = 206, normalized size = 2.4 \[ -{\frac{\ln \left ( ex-d \right ){g}^{2}}{8\,d{e}^{3}}}-{\frac{\ln \left ( ex-d \right ) fg}{4\,{d}^{2}{e}^{2}}}-{\frac{\ln \left ( ex-d \right ){f}^{2}}{8\,{d}^{3}e}}+{\frac{3\,{g}^{2}}{4\,{e}^{3} \left ( ex+d \right ) }}-{\frac{fg}{2\,{e}^{2}d \left ( ex+d \right ) }}-{\frac{{f}^{2}}{4\,{d}^{2}e \left ( ex+d \right ) }}-{\frac{{g}^{2}d}{4\,{e}^{3} \left ( ex+d \right ) ^{2}}}+{\frac{fg}{2\,{e}^{2} \left ( ex+d \right ) ^{2}}}-{\frac{{f}^{2}}{4\,de \left ( ex+d \right ) ^{2}}}+{\frac{\ln \left ( ex+d \right ){g}^{2}}{8\,d{e}^{3}}}+{\frac{\ln \left ( ex+d \right ) fg}{4\,{d}^{2}{e}^{2}}}+{\frac{\ln \left ( ex+d \right ){f}^{2}}{8\,{d}^{3}e}} \]
Verification of antiderivative is not currently implemented for this CAS.
[In] int((g*x+f)^2/(e*x+d)^2/(-e^2*x^2+d^2),x)
[Out]
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Maxima [A] time = 0.692041, size = 201, normalized size = 2.31 \[ -\frac{2 \, d e^{2} f^{2} - 2 \, d^{3} g^{2} +{\left (e^{3} f^{2} + 2 \, d e^{2} f g - 3 \, d^{2} e g^{2}\right )} x}{4 \,{\left (d^{2} e^{5} x^{2} + 2 \, d^{3} e^{4} x + d^{4} e^{3}\right )}} + \frac{{\left (e^{2} f^{2} + 2 \, d e f g + d^{2} g^{2}\right )} \log \left (e x + d\right )}{8 \, d^{3} e^{3}} - \frac{{\left (e^{2} f^{2} + 2 \, d e f g + d^{2} g^{2}\right )} \log \left (e x - d\right )}{8 \, d^{3} e^{3}} \]
Verification of antiderivative is not currently implemented for this CAS.
[In] integrate(-(g*x + f)^2/((e^2*x^2 - d^2)*(e*x + d)^2),x, algorithm="maxima")
[Out]
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Fricas [A] time = 0.280624, size = 366, normalized size = 4.21 \[ -\frac{4 \, d^{2} e^{2} f^{2} - 4 \, d^{4} g^{2} + 2 \,{\left (d e^{3} f^{2} + 2 \, d^{2} e^{2} f g - 3 \, d^{3} e g^{2}\right )} x -{\left (d^{2} e^{2} f^{2} + 2 \, d^{3} e f g + d^{4} g^{2} +{\left (e^{4} f^{2} + 2 \, d e^{3} f g + d^{2} e^{2} g^{2}\right )} x^{2} + 2 \,{\left (d e^{3} f^{2} + 2 \, d^{2} e^{2} f g + d^{3} e g^{2}\right )} x\right )} \log \left (e x + d\right ) +{\left (d^{2} e^{2} f^{2} + 2 \, d^{3} e f g + d^{4} g^{2} +{\left (e^{4} f^{2} + 2 \, d e^{3} f g + d^{2} e^{2} g^{2}\right )} x^{2} + 2 \,{\left (d e^{3} f^{2} + 2 \, d^{2} e^{2} f g + d^{3} e g^{2}\right )} x\right )} \log \left (e x - d\right )}{8 \,{\left (d^{3} e^{5} x^{2} + 2 \, d^{4} e^{4} x + d^{5} e^{3}\right )}} \]
Verification of antiderivative is not currently implemented for this CAS.
[In] integrate(-(g*x + f)^2/((e^2*x^2 - d^2)*(e*x + d)^2),x, algorithm="fricas")
[Out]
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Sympy [A] time = 4.06054, size = 185, normalized size = 2.13 \[ \frac{2 d^{3} g^{2} - 2 d e^{2} f^{2} + x \left (3 d^{2} e g^{2} - 2 d e^{2} f g - e^{3} f^{2}\right )}{4 d^{4} e^{3} + 8 d^{3} e^{4} x + 4 d^{2} e^{5} x^{2}} - \frac{\left (d g + e f\right )^{2} \log{\left (- \frac{d \left (d g + e f\right )^{2}}{e \left (d^{2} g^{2} + 2 d e f g + e^{2} f^{2}\right )} + x \right )}}{8 d^{3} e^{3}} + \frac{\left (d g + e f\right )^{2} \log{\left (\frac{d \left (d g + e f\right )^{2}}{e \left (d^{2} g^{2} + 2 d e f g + e^{2} f^{2}\right )} + x \right )}}{8 d^{3} e^{3}} \]
Verification of antiderivative is not currently implemented for this CAS.
[In] integrate((g*x+f)**2/(e*x+d)**2/(-e**2*x**2+d**2),x)
[Out]
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GIAC/XCAS [F(-2)] time = 0., size = 0, normalized size = 0. \[ \text{Exception raised: NotImplementedError} \]
Verification of antiderivative is not currently implemented for this CAS.
[In] integrate(-(g*x + f)^2/((e^2*x^2 - d^2)*(e*x + d)^2),x, algorithm="giac")
[Out]