Optimal. Leaf size=322 \[ \frac {f \left (A+\frac {e (C e-B f)}{f^2}\right ) \left (a^2-b^2 x^2\right )}{\left (b^2 e^2-a^2 f^2\right ) \sqrt {a+b x} \sqrt {a c-b c x} (e+f x)}+\frac {C \sqrt {a^2 c-b^2 c x^2} \tan ^{-1}\left (\frac {b \sqrt {c} x}{\sqrt {a^2 c-b^2 c x^2}}\right )}{b \sqrt {c} f^2 \sqrt {a+b x} \sqrt {a c-b c x}}+\frac {\left (a^2 f^2 (2 C e-B f)-b^2 \left (C e^3-A e f^2\right )\right ) \sqrt {a^2 c-b^2 c x^2} \tan ^{-1}\left (\frac {\sqrt {c} \left (a^2 f+b^2 e x\right )}{\sqrt {b^2 e^2-a^2 f^2} \sqrt {a^2 c-b^2 c x^2}}\right )}{\sqrt {c} f^2 \left (b^2 e^2-a^2 f^2\right )^{3/2} \sqrt {a+b x} \sqrt {a c-b c x}} \]
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Rubi [A]
time = 0.38, antiderivative size = 322, normalized size of antiderivative = 1.00, number of steps
used = 7, number of rules used = 7, integrand size = 40, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.175, Rules used = {1624, 1665,
858, 223, 209, 739, 210} \begin {gather*} \frac {\sqrt {a^2 c-b^2 c x^2} \left (a^2 f^2 (2 C e-B f)-b^2 \left (C e^3-A e f^2\right )\right ) \text {ArcTan}\left (\frac {\sqrt {c} \left (a^2 f+b^2 e x\right )}{\sqrt {a^2 c-b^2 c x^2} \sqrt {b^2 e^2-a^2 f^2}}\right )}{\sqrt {c} f^2 \sqrt {a+b x} \sqrt {a c-b c x} \left (b^2 e^2-a^2 f^2\right )^{3/2}}+\frac {f \left (a^2-b^2 x^2\right ) \left (A+\frac {e (C e-B f)}{f^2}\right )}{\sqrt {a+b x} (e+f x) \sqrt {a c-b c x} \left (b^2 e^2-a^2 f^2\right )}+\frac {C \sqrt {a^2 c-b^2 c x^2} \text {ArcTan}\left (\frac {b \sqrt {c} x}{\sqrt {a^2 c-b^2 c x^2}}\right )}{b \sqrt {c} f^2 \sqrt {a+b x} \sqrt {a c-b c x}} \end {gather*}
Antiderivative was successfully verified.
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Rule 209
Rule 210
Rule 223
Rule 739
Rule 858
Rule 1624
Rule 1665
Rubi steps
\begin {align*} \int \frac {A+B x+C x^2}{\sqrt {a+b x} \sqrt {a c-b c x} (e+f x)^2} \, dx &=\frac {\sqrt {a^2 c-b^2 c x^2} \int \frac {A+B x+C x^2}{(e+f x)^2 \sqrt {a^2 c-b^2 c x^2}} \, dx}{\sqrt {a+b x} \sqrt {a c-b c x}}\\ &=\frac {f \left (A+\frac {e (C e-B f)}{f^2}\right ) \left (a^2-b^2 x^2\right )}{\left (b^2 e^2-a^2 f^2\right ) \sqrt {a+b x} \sqrt {a c-b c x} (e+f x)}+\frac {\sqrt {a^2 c-b^2 c x^2} \int \frac {c \left (A b^2 e+a^2 (C e-B f)\right )+c C \left (\frac {b^2 e^2}{f}-a^2 f\right ) x}{(e+f x) \sqrt {a^2 c-b^2 c x^2}} \, dx}{c \left (b^2 e^2-a^2 f^2\right ) \sqrt {a+b x} \sqrt {a c-b c x}}\\ &=\frac {f \left (A+\frac {e (C e-B f)}{f^2}\right ) \left (a^2-b^2 x^2\right )}{\left (b^2 e^2-a^2 f^2\right ) \sqrt {a+b x} \sqrt {a c-b c x} (e+f x)}+\frac {\left (C \left (\frac {b^2 e^2}{f}-a^2 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}{f \left (b^2 e^2-a^2 f^2\right ) \sqrt {a+b x} \sqrt {a c-b c x}}+\frac {\left (\left (-c C e \left (\frac {b^2 e^2}{f}-a^2 f\right )+c f \left (A b^2 e+a^2 (C e-B f)\right )\right ) \sqrt {a^2 c-b^2 c x^2}\right ) \int \frac {1}{(e+f x) \sqrt {a^2 c-b^2 c x^2}} \, dx}{c f \left (b^2 e^2-a^2 f^2\right ) \sqrt {a+b x} \sqrt {a c-b c x}}\\ &=\frac {f \left (A+\frac {e (C e-B f)}{f^2}\right ) \left (a^2-b^2 x^2\right )}{\left (b^2 e^2-a^2 f^2\right ) \sqrt {a+b x} \sqrt {a c-b c x} (e+f x)}+\frac {\left (C \left (\frac {b^2 e^2}{f}-a^2 f\right ) \sqrt {a^2 c-b^2 c x^2}\right ) \text {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 )}{f \left (b^2 e^2-a^2 f^2\right ) \sqrt {a+b x} \sqrt {a c-b c x}}-\frac {\left (\left (-c C e \left (\frac {b^2 e^2}{f}-a^2 f\right )+c f \left (A b^2 e+a^2 (C e-B f)\right )\right ) \sqrt {a^2 c-b^2 c x^2}\right ) \text {Subst}\left (\int \frac {1}{-b^2 c e^2+a^2 c f^2-x^2} \, dx,x,\frac {a^2 c f+b^2 c e x}{\sqrt {a^2 c-b^2 c x^2}}\right )}{c f \left (b^2 e^2-a^2 f^2\right ) \sqrt {a+b x} \sqrt {a c-b c x}}\\ &=\frac {f \left (A+\frac {e (C e-B f)}{f^2}\right ) \left (a^2-b^2 x^2\right )}{\left (b^2 e^2-a^2 f^2\right ) \sqrt {a+b x} \sqrt {a c-b c x} (e+f x)}+\frac {C \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 )}{b \sqrt {c} f^2 \sqrt {a+b x} \sqrt {a c-b c x}}+\frac {\left (a^2 f^2 (2 C e-B f)-b^2 \left (C e^3-A e f^2\right )\right ) \sqrt {a^2 c-b^2 c x^2} \tan ^{-1}\left (\frac {\sqrt {c} \left (a^2 f+b^2 e x\right )}{\sqrt {b^2 e^2-a^2 f^2} \sqrt {a^2 c-b^2 c x^2}}\right )}{\sqrt {c} f^2 \left (b^2 e^2-a^2 f^2\right )^{3/2} \sqrt {a+b x} \sqrt {a c-b c x}}\\ \end {align*}
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Mathematica [A]
time = 0.97, size = 229, normalized size = 0.71 \begin {gather*} \frac {2 \left (\frac {f \left (C e^2+f (-B e+A f)\right ) (-a+b x) \sqrt {a+b x}}{2 (-b e+a f) (b e+a f) (e+f x)}+\frac {C \sqrt {a-b x} \tan ^{-1}\left (\frac {\sqrt {a+b x}}{\sqrt {a-b x}}\right )}{b}-\frac {\left (a^2 f^2 (-2 C e+B f)+b^2 \left (C e^3-A e f^2\right )\right ) \sqrt {a-b x} \tan ^{-1}\left (\frac {\sqrt {b e+a f} \sqrt {a+b x}}{\sqrt {b e-a f} \sqrt {a-b x}}\right )}{(b e-a f)^{3/2} (b e+a f)^{3/2}}\right )}{f^2 \sqrt {c (a-b x)}} \end {gather*}
Antiderivative was successfully verified.
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Maple [B] Leaf count of result is larger than twice the leaf count of optimal. \(1165\) vs.
\(2(290)=580\).
time = 0.11, size = 1166, normalized size = 3.62
method | result | size |
default | \(\frac {\left (A \ln \left (\frac {2 b^{2} c e x +2 a^{2} c f +2 \sqrt {\frac {c \left (a^{2} f^{2}-b^{2} e^{2}\right )}{f^{2}}}\, \sqrt {c \left (-b^{2} x^{2}+a^{2}\right )}\, f}{f x +e}\right ) b^{2} c e \,f^{3} x \sqrt {b^{2} c}-B \ln \left (\frac {2 b^{2} c e x +2 a^{2} c f +2 \sqrt {\frac {c \left (a^{2} f^{2}-b^{2} e^{2}\right )}{f^{2}}}\, \sqrt {c \left (-b^{2} x^{2}+a^{2}\right )}\, f}{f x +e}\right ) a^{2} c \,f^{4} x \sqrt {b^{2} c}+2 C \ln \left (\frac {2 b^{2} c e x +2 a^{2} c f +2 \sqrt {\frac {c \left (a^{2} f^{2}-b^{2} e^{2}\right )}{f^{2}}}\, \sqrt {c \left (-b^{2} x^{2}+a^{2}\right )}\, f}{f x +e}\right ) a^{2} c e \,f^{3} x \sqrt {b^{2} c}-C \ln \left (\frac {2 b^{2} c e x +2 a^{2} c f +2 \sqrt {\frac {c \left (a^{2} f^{2}-b^{2} e^{2}\right )}{f^{2}}}\, \sqrt {c \left (-b^{2} x^{2}+a^{2}\right )}\, f}{f x +e}\right ) b^{2} c \,e^{3} f x \sqrt {b^{2} c}+C \arctan \left (\frac {\sqrt {b^{2} c}\, x}{\sqrt {c \left (-b^{2} x^{2}+a^{2}\right )}}\right ) a^{2} c \,f^{4} x \sqrt {\frac {c \left (a^{2} f^{2}-b^{2} e^{2}\right )}{f^{2}}}-C \arctan \left (\frac {\sqrt {b^{2} c}\, x}{\sqrt {c \left (-b^{2} x^{2}+a^{2}\right )}}\right ) b^{2} c \,e^{2} f^{2} x \sqrt {\frac {c \left (a^{2} f^{2}-b^{2} e^{2}\right )}{f^{2}}}+A \ln \left (\frac {2 b^{2} c e x +2 a^{2} c f +2 \sqrt {\frac {c \left (a^{2} f^{2}-b^{2} e^{2}\right )}{f^{2}}}\, \sqrt {c \left (-b^{2} x^{2}+a^{2}\right )}\, f}{f x +e}\right ) b^{2} c \,e^{2} f^{2} \sqrt {b^{2} c}-B \ln \left (\frac {2 b^{2} c e x +2 a^{2} c f +2 \sqrt {\frac {c \left (a^{2} f^{2}-b^{2} e^{2}\right )}{f^{2}}}\, \sqrt {c \left (-b^{2} x^{2}+a^{2}\right )}\, f}{f x +e}\right ) a^{2} c e \,f^{3} \sqrt {b^{2} c}+2 C \ln \left (\frac {2 b^{2} c e x +2 a^{2} c f +2 \sqrt {\frac {c \left (a^{2} f^{2}-b^{2} e^{2}\right )}{f^{2}}}\, \sqrt {c \left (-b^{2} x^{2}+a^{2}\right )}\, f}{f x +e}\right ) a^{2} c \,e^{2} f^{2} \sqrt {b^{2} c}-C \ln \left (\frac {2 b^{2} c e x +2 a^{2} c f +2 \sqrt {\frac {c \left (a^{2} f^{2}-b^{2} e^{2}\right )}{f^{2}}}\, \sqrt {c \left (-b^{2} x^{2}+a^{2}\right )}\, f}{f x +e}\right ) b^{2} c \,e^{4} \sqrt {b^{2} c}+C \arctan \left (\frac {\sqrt {b^{2} c}\, x}{\sqrt {c \left (-b^{2} x^{2}+a^{2}\right )}}\right ) a^{2} c e \,f^{3} \sqrt {\frac {c \left (a^{2} f^{2}-b^{2} e^{2}\right )}{f^{2}}}-C \arctan \left (\frac {\sqrt {b^{2} c}\, x}{\sqrt {c \left (-b^{2} x^{2}+a^{2}\right )}}\right ) b^{2} c \,e^{3} f \sqrt {\frac {c \left (a^{2} f^{2}-b^{2} e^{2}\right )}{f^{2}}}-A \,f^{4} \sqrt {\frac {c \left (a^{2} f^{2}-b^{2} e^{2}\right )}{f^{2}}}\, \sqrt {c \left (-b^{2} x^{2}+a^{2}\right )}\, \sqrt {b^{2} c}+B e \,f^{3} \sqrt {\frac {c \left (a^{2} f^{2}-b^{2} e^{2}\right )}{f^{2}}}\, \sqrt {c \left (-b^{2} x^{2}+a^{2}\right )}\, \sqrt {b^{2} c}-C \,e^{2} f^{2} \sqrt {\frac {c \left (a^{2} f^{2}-b^{2} e^{2}\right )}{f^{2}}}\, \sqrt {c \left (-b^{2} x^{2}+a^{2}\right )}\, \sqrt {b^{2} c}\right ) \sqrt {b x +a}\, \sqrt {c \left (-b x +a \right )}}{c \sqrt {c \left (-b^{2} x^{2}+a^{2}\right )}\, \left (a f -b e \right ) \sqrt {b^{2} c}\, \left (a f +b e \right ) \left (f x +e \right ) \sqrt {\frac {c \left (a^{2} f^{2}-b^{2} e^{2}\right )}{f^{2}}}\, f^{3}}\) | \(1166\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [F(-2)]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {Exception raised: ValueError} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [F(-1)] Timed out
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {Timed out} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \int \frac {A + B x + C x^{2}}{\sqrt {- c \left (- a + b x\right )} \sqrt {a + b x} \left (e + f x\right )^{2}}\, dx \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 1.34, size = 523, normalized size = 1.62 \begin {gather*} -\frac {\frac {2 \, {\left (B a^{2} b \sqrt {-c} f^{3} - 2 \, C a^{2} b \sqrt {-c} f^{2} e - A b^{3} \sqrt {-c} f^{2} e + C b^{3} \sqrt {-c} e^{3}\right )} \arctan \left (\frac {{\left (\sqrt {b x + a} \sqrt {-c} - \sqrt {-{\left (b x + a\right )} c + 2 \, a c}\right )}^{2} f - 2 \, b c e}{2 \, \sqrt {a^{2} f^{2} - b^{2} e^{2}} c}\right )}{{\left (a^{2} f^{4} - b^{2} f^{2} e^{2}\right )} \sqrt {a^{2} f^{2} - b^{2} e^{2}} c} + \frac {C \log \left ({\left (\sqrt {b x + a} \sqrt {-c} - \sqrt {-{\left (b x + a\right )} c + 2 \, a c}\right )}^{2}\right )}{\sqrt {-c} f^{2}} + \frac {4 \, {\left (2 \, A a^{2} b^{2} \sqrt {-c} c f^{3} - A b^{3} {\left (\sqrt {b x + a} \sqrt {-c} - \sqrt {-{\left (b x + a\right )} c + 2 \, a c}\right )}^{2} \sqrt {-c} f^{2} e - 2 \, B a^{2} b^{2} \sqrt {-c} c f^{2} e + B b^{3} {\left (\sqrt {b x + a} \sqrt {-c} - \sqrt {-{\left (b x + a\right )} c + 2 \, a c}\right )}^{2} \sqrt {-c} f e^{2} + 2 \, C a^{2} b^{2} \sqrt {-c} c f e^{2} - C b^{3} {\left (\sqrt {b x + a} \sqrt {-c} - \sqrt {-{\left (b x + a\right )} c + 2 \, a c}\right )}^{2} \sqrt {-c} e^{3}\right )}}{{\left (a^{2} f^{4} - b^{2} f^{2} e^{2}\right )} {\left ({\left (\sqrt {b x + a} \sqrt {-c} - \sqrt {-{\left (b x + a\right )} c + 2 \, a c}\right )}^{4} f + 4 \, a^{2} c^{2} f - 4 \, b {\left (\sqrt {b x + a} \sqrt {-c} - \sqrt {-{\left (b x + a\right )} c + 2 \, a c}\right )}^{2} c e\right )}}}{b} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [F(-1)]
time = 0.00, size = -1, normalized size = -0.00 \begin {gather*} \text {Hanged} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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