Optimal. Leaf size=228 \[ \frac {\left (A b^2 f-A c (c d-2 a f)-b B (2 c d-2 a f)\right ) x}{f^2}+\frac {\left (2 A b c f-B \left (c^2 d-b^2 f-2 a c f\right )\right ) x^2}{2 f^2}+\frac {c (2 b B+A c) x^3}{3 f}+\frac {B c^2 x^4}{4 f}-\frac {\left (A b^2 d f-2 b B d (c d-a f)-A (c d-a f)^2\right ) \tan ^{-1}\left (\frac {\sqrt {f} x}{\sqrt {d}}\right )}{\sqrt {d} f^{5/2}}-\frac {\left (2 A b f (c d-a f)-B \left (c^2 d^2-2 a c d f-f \left (b^2 d-a^2 f\right )\right )\right ) \log \left (d+f x^2\right )}{2 f^3} \]
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Rubi [A]
time = 0.19, antiderivative size = 228, normalized size of antiderivative = 1.00, number of steps
used = 5, number of rules used = 4, integrand size = 27, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.148, Rules used = {1026, 649, 211,
266} \begin {gather*} -\frac {\log \left (d+f x^2\right ) \left (2 A b f (c d-a f)-B \left (-f \left (b^2 d-a^2 f\right )-2 a c d f+c^2 d^2\right )\right )}{2 f^3}-\frac {\text {ArcTan}\left (\frac {\sqrt {f} x}{\sqrt {d}}\right ) \left (-A (c d-a f)^2-2 b B d (c d-a f)+A b^2 d f\right )}{\sqrt {d} f^{5/2}}+\frac {x^2 \left (2 A b c f-B \left (-2 a c f+b^2 (-f)+c^2 d\right )\right )}{2 f^2}+\frac {x \left (-A c (c d-2 a f)-b B (2 c d-2 a f)+A b^2 f\right )}{f^2}+\frac {c x^3 (A c+2 b B)}{3 f}+\frac {B c^2 x^4}{4 f} \end {gather*}
Antiderivative was successfully verified.
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Rule 211
Rule 266
Rule 649
Rule 1026
Rubi steps
\begin {align*} \int \frac {(A+B x) \left (a+b x+c x^2\right )^2}{d+f x^2} \, dx &=\int \left (\frac {A b^2 f-A c (c d-2 a f)-b B (2 c d-2 a f)}{f^2}+\frac {\left (2 A b c f-B \left (c^2 d-b^2 f-2 a c f\right )\right ) x}{f^2}+\frac {c (2 b B+A c) x^2}{f}+\frac {B c^2 x^3}{f}+\frac {-A b^2 d f+2 b B d (c d-a f)+A (c d-a f)^2-\left (2 A b f (c d-a f)-B \left (c^2 d^2-2 a c d f-f \left (b^2 d-a^2 f\right )\right )\right ) x}{f^2 \left (d+f x^2\right )}\right ) \, dx\\ &=\frac {\left (A b^2 f-A c (c d-2 a f)-b B (2 c d-2 a f)\right ) x}{f^2}+\frac {\left (2 A b c f-B \left (c^2 d-b^2 f-2 a c f\right )\right ) x^2}{2 f^2}+\frac {c (2 b B+A c) x^3}{3 f}+\frac {B c^2 x^4}{4 f}+\frac {\int \frac {-A b^2 d f+2 b B d (c d-a f)+A (c d-a f)^2-\left (2 A b f (c d-a f)-B \left (c^2 d^2-2 a c d f-f \left (b^2 d-a^2 f\right )\right )\right ) x}{d+f x^2} \, dx}{f^2}\\ &=\frac {\left (A b^2 f-A c (c d-2 a f)-b B (2 c d-2 a f)\right ) x}{f^2}+\frac {\left (2 A b c f-B \left (c^2 d-b^2 f-2 a c f\right )\right ) x^2}{2 f^2}+\frac {c (2 b B+A c) x^3}{3 f}+\frac {B c^2 x^4}{4 f}-\frac {\left (A b^2 d f-2 b B d (c d-a f)-A (c d-a f)^2\right ) \int \frac {1}{d+f x^2} \, dx}{f^2}-\frac {\left (2 A b f (c d-a f)-B \left (c^2 d^2-2 a c d f-f \left (b^2 d-a^2 f\right )\right )\right ) \int \frac {x}{d+f x^2} \, dx}{f^2}\\ &=\frac {\left (A b^2 f-A c (c d-2 a f)-b B (2 c d-2 a f)\right ) x}{f^2}+\frac {\left (2 A b c f-B \left (c^2 d-b^2 f-2 a c f\right )\right ) x^2}{2 f^2}+\frac {c (2 b B+A c) x^3}{3 f}+\frac {B c^2 x^4}{4 f}-\frac {\left (A b^2 d f-2 b B d (c d-a f)-A (c d-a f)^2\right ) \tan ^{-1}\left (\frac {\sqrt {f} x}{\sqrt {d}}\right )}{\sqrt {d} f^{5/2}}-\frac {\left (2 A b f (c d-a f)-B \left (c^2 d^2-2 a c d f-f \left (b^2 d-a^2 f\right )\right )\right ) \log \left (d+f x^2\right )}{2 f^3}\\ \end {align*}
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Mathematica [A]
time = 0.15, size = 204, normalized size = 0.89 \begin {gather*} \frac {\left (-A b^2 d f+2 b B d (c d-a f)+A (c d-a f)^2\right ) \tan ^{-1}\left (\frac {\sqrt {f} x}{\sqrt {d}}\right )}{\sqrt {d} f^{5/2}}+\frac {f x \left (12 A b c f x+6 b^2 f (2 A+B x)+3 B c x \left (-2 c d+4 a f+c f x^2\right )+4 A c \left (-3 c d+6 a f+c f x^2\right )+4 b B \left (-6 c d+6 a f+2 c f x^2\right )\right )+6 \left (2 A b f (-c d+a f)+B \left (c^2 d^2-b^2 d f-2 a c d f+a^2 f^2\right )\right ) \log \left (d+f x^2\right )}{12 f^3} \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.16, size = 235, normalized size = 1.03
method | result | size |
default | \(\frac {\frac {1}{4} B \,c^{2} x^{4} f +\frac {1}{3} A \,c^{2} f \,x^{3}+\frac {2}{3} B b c f \,x^{3}+A b c f \,x^{2}+B a c f \,x^{2}+\frac {1}{2} B \,b^{2} f \,x^{2}-\frac {1}{2} B \,c^{2} d \,x^{2}+2 A a c f x +A \,b^{2} f x -A \,c^{2} d x +2 B a b f x -2 B b c d x}{f^{2}}+\frac {\frac {\left (2 A a b \,f^{2}-2 A b c d f +B \,a^{2} f^{2}-2 B a c d f -B \,b^{2} d f +B \,c^{2} d^{2}\right ) \ln \left (f \,x^{2}+d \right )}{2 f}+\frac {\left (A \,a^{2} f^{2}-2 A a c d f -A \,b^{2} d f +A \,c^{2} d^{2}-2 B a b d f +2 B b c \,d^{2}\right ) \arctan \left (\frac {f x}{\sqrt {d f}}\right )}{\sqrt {d f}}}{f^{2}}\) | \(235\) |
risch | \(\text {Expression too large to display}\) | \(1943\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A]
time = 0.50, size = 220, normalized size = 0.96 \begin {gather*} \frac {{\left (A a^{2} f^{2} + {\left (2 \, B b c + A c^{2}\right )} d^{2} - {\left (2 \, B a b + A b^{2} + 2 \, A a c\right )} d f\right )} \arctan \left (\frac {f x}{\sqrt {d f}}\right )}{\sqrt {d f} f^{2}} + \frac {3 \, B c^{2} f x^{4} + 4 \, {\left (2 \, B b c + A c^{2}\right )} f x^{3} - 6 \, {\left (B c^{2} d - {\left (B b^{2} + 2 \, {\left (B a + A b\right )} c\right )} f\right )} x^{2} - 12 \, {\left ({\left (2 \, B b c + A c^{2}\right )} d - {\left (2 \, B a b + A b^{2} + 2 \, A a c\right )} f\right )} x}{12 \, f^{2}} + \frac {{\left (B c^{2} d^{2} - {\left (B b^{2} + 2 \, {\left (B a + A b\right )} c\right )} d f + {\left (B a^{2} + 2 \, A a b\right )} f^{2}\right )} \log \left (f x^{2} + d\right )}{2 \, f^{3}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 0.33, size = 500, normalized size = 2.19 \begin {gather*} \left [\frac {3 \, B c^{2} d f^{2} x^{4} + 4 \, {\left (2 \, B b c + A c^{2}\right )} d f^{2} x^{3} - 6 \, {\left (B c^{2} d^{2} f - {\left (B b^{2} + 2 \, {\left (B a + A b\right )} c\right )} d f^{2}\right )} x^{2} - 6 \, {\left (A a^{2} f^{2} + {\left (2 \, B b c + A c^{2}\right )} d^{2} - {\left (2 \, B a b + A b^{2} + 2 \, A a c\right )} d f\right )} \sqrt {-d f} \log \left (\frac {f x^{2} - 2 \, \sqrt {-d f} x - d}{f x^{2} + d}\right ) - 12 \, {\left ({\left (2 \, B b c + A c^{2}\right )} d^{2} f - {\left (2 \, B a b + A b^{2} + 2 \, A a c\right )} d f^{2}\right )} x + 6 \, {\left (B c^{2} d^{3} - {\left (B b^{2} + 2 \, {\left (B a + A b\right )} c\right )} d^{2} f + {\left (B a^{2} + 2 \, A a b\right )} d f^{2}\right )} \log \left (f x^{2} + d\right )}{12 \, d f^{3}}, \frac {3 \, B c^{2} d f^{2} x^{4} + 4 \, {\left (2 \, B b c + A c^{2}\right )} d f^{2} x^{3} - 6 \, {\left (B c^{2} d^{2} f - {\left (B b^{2} + 2 \, {\left (B a + A b\right )} c\right )} d f^{2}\right )} x^{2} + 12 \, {\left (A a^{2} f^{2} + {\left (2 \, B b c + A c^{2}\right )} d^{2} - {\left (2 \, B a b + A b^{2} + 2 \, A a c\right )} d f\right )} \sqrt {d f} \arctan \left (\frac {\sqrt {d f} x}{d}\right ) - 12 \, {\left ({\left (2 \, B b c + A c^{2}\right )} d^{2} f - {\left (2 \, B a b + A b^{2} + 2 \, A a c\right )} d f^{2}\right )} x + 6 \, {\left (B c^{2} d^{3} - {\left (B b^{2} + 2 \, {\left (B a + A b\right )} c\right )} d^{2} f + {\left (B a^{2} + 2 \, A a b\right )} d f^{2}\right )} \log \left (f x^{2} + d\right )}{12 \, d f^{3}}\right ] \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [B] Leaf count of result is larger than twice the leaf count of optimal. 933 vs.
\(2 (209) = 418\).
time = 15.74, size = 933, normalized size = 4.09 \begin {gather*} \frac {B c^{2} x^{4}}{4 f} + x^{3} \left (\frac {A c^{2}}{3 f} + \frac {2 B b c}{3 f}\right ) + x^{2} \left (\frac {A b c}{f} + \frac {B a c}{f} + \frac {B b^{2}}{2 f} - \frac {B c^{2} d}{2 f^{2}}\right ) + x \left (\frac {2 A a c}{f} + \frac {A b^{2}}{f} - \frac {A c^{2} d}{f^{2}} + \frac {2 B a b}{f} - \frac {2 B b c d}{f^{2}}\right ) + \left (\frac {2 A a b f^{2} - 2 A b c d f + B a^{2} f^{2} - 2 B a c d f - B b^{2} d f + B c^{2} d^{2}}{2 f^{3}} - \frac {\sqrt {- d f^{7}} \left (A a^{2} f^{2} - 2 A a c d f - A b^{2} d f + A c^{2} d^{2} - 2 B a b d f + 2 B b c d^{2}\right )}{2 d f^{6}}\right ) \log {\left (x + \frac {- 2 A a b d f^{2} + 2 A b c d^{2} f - B a^{2} d f^{2} + 2 B a c d^{2} f + B b^{2} d^{2} f - B c^{2} d^{3} + 2 d f^{3} \left (\frac {2 A a b f^{2} - 2 A b c d f + B a^{2} f^{2} - 2 B a c d f - B b^{2} d f + B c^{2} d^{2}}{2 f^{3}} - \frac {\sqrt {- d f^{7}} \left (A a^{2} f^{2} - 2 A a c d f - A b^{2} d f + A c^{2} d^{2} - 2 B a b d f + 2 B b c d^{2}\right )}{2 d f^{6}}\right )}{A a^{2} f^{3} - 2 A a c d f^{2} - A b^{2} d f^{2} + A c^{2} d^{2} f - 2 B a b d f^{2} + 2 B b c d^{2} f} \right )} + \left (\frac {2 A a b f^{2} - 2 A b c d f + B a^{2} f^{2} - 2 B a c d f - B b^{2} d f + B c^{2} d^{2}}{2 f^{3}} + \frac {\sqrt {- d f^{7}} \left (A a^{2} f^{2} - 2 A a c d f - A b^{2} d f + A c^{2} d^{2} - 2 B a b d f + 2 B b c d^{2}\right )}{2 d f^{6}}\right ) \log {\left (x + \frac {- 2 A a b d f^{2} + 2 A b c d^{2} f - B a^{2} d f^{2} + 2 B a c d^{2} f + B b^{2} d^{2} f - B c^{2} d^{3} + 2 d f^{3} \left (\frac {2 A a b f^{2} - 2 A b c d f + B a^{2} f^{2} - 2 B a c d f - B b^{2} d f + B c^{2} d^{2}}{2 f^{3}} + \frac {\sqrt {- d f^{7}} \left (A a^{2} f^{2} - 2 A a c d f - A b^{2} d f + A c^{2} d^{2} - 2 B a b d f + 2 B b c d^{2}\right )}{2 d f^{6}}\right )}{A a^{2} f^{3} - 2 A a c d f^{2} - A b^{2} d f^{2} + A c^{2} d^{2} f - 2 B a b d f^{2} + 2 B b c d^{2} f} \right )} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 3.92, size = 263, normalized size = 1.15 \begin {gather*} \frac {{\left (2 \, B b c d^{2} + A c^{2} d^{2} - 2 \, B a b d f - A b^{2} d f - 2 \, A a c d f + A a^{2} f^{2}\right )} \arctan \left (\frac {f x}{\sqrt {d f}}\right )}{\sqrt {d f} f^{2}} + \frac {{\left (B c^{2} d^{2} - B b^{2} d f - 2 \, B a c d f - 2 \, A b c d f + B a^{2} f^{2} + 2 \, A a b f^{2}\right )} \log \left (f x^{2} + d\right )}{2 \, f^{3}} + \frac {3 \, B c^{2} f^{3} x^{4} + 8 \, B b c f^{3} x^{3} + 4 \, A c^{2} f^{3} x^{3} - 6 \, B c^{2} d f^{2} x^{2} + 6 \, B b^{2} f^{3} x^{2} + 12 \, B a c f^{3} x^{2} + 12 \, A b c f^{3} x^{2} - 24 \, B b c d f^{2} x - 12 \, A c^{2} d f^{2} x + 24 \, B a b f^{3} x + 12 \, A b^{2} f^{3} x + 24 \, A a c f^{3} x}{12 \, f^{4}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 0.25, size = 253, normalized size = 1.11 \begin {gather*} x\,\left (\frac {A\,b^2+2\,B\,a\,b+2\,A\,a\,c}{f}-\frac {d\,\left (A\,c^2+2\,B\,b\,c\right )}{f^2}\right )+x^2\,\left (\frac {B\,b^2+2\,A\,c\,b+2\,B\,a\,c}{2\,f}-\frac {B\,c^2\,d}{2\,f^2}\right )+\frac {x^3\,\left (A\,c^2+2\,B\,b\,c\right )}{3\,f}+\frac {B\,c^2\,x^4}{4\,f}+\frac {\mathrm {atan}\left (\frac {\sqrt {f}\,x}{\sqrt {d}}\right )\,\left (A\,a^2\,f^2-2\,B\,a\,b\,d\,f-2\,A\,a\,c\,d\,f-A\,b^2\,d\,f+2\,B\,b\,c\,d^2+A\,c^2\,d^2\right )}{\sqrt {d}\,f^{5/2}}+\frac {\ln \left (f\,x^2+d\right )\,\left (4\,B\,a^2\,d\,f^5+8\,A\,a\,b\,d\,f^5-8\,B\,a\,c\,d^2\,f^4-4\,B\,b^2\,d^2\,f^4-8\,A\,b\,c\,d^2\,f^4+4\,B\,c^2\,d^3\,f^3\right )}{8\,d\,f^6} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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