Optimal. Leaf size=68 \[ \frac {B x}{c^2}+\frac {(b B-A c) x}{2 c^2 \left (b+c x^2\right )}-\frac {(3 b B-A c) \tan ^{-1}\left (\frac {\sqrt {c} x}{\sqrt {b}}\right )}{2 \sqrt {b} c^{5/2}} \]
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Rubi [A]
time = 0.04, antiderivative size = 68, normalized size of antiderivative = 1.00, number of steps
used = 4, number of rules used = 4, integrand size = 24, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.167, Rules used = {1598, 466, 396,
211} \begin {gather*} -\frac {(3 b B-A c) \text {ArcTan}\left (\frac {\sqrt {c} x}{\sqrt {b}}\right )}{2 \sqrt {b} c^{5/2}}+\frac {x (b B-A c)}{2 c^2 \left (b+c x^2\right )}+\frac {B x}{c^2} \end {gather*}
Antiderivative was successfully verified.
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Rule 211
Rule 396
Rule 466
Rule 1598
Rubi steps
\begin {align*} \int \frac {x^6 \left (A+B x^2\right )}{\left (b x^2+c x^4\right )^2} \, dx &=\int \frac {x^2 \left (A+B x^2\right )}{\left (b+c x^2\right )^2} \, dx\\ &=\frac {(b B-A c) x}{2 c^2 \left (b+c x^2\right )}-\frac {\int \frac {b B-A c-2 B c x^2}{b+c x^2} \, dx}{2 c^2}\\ &=\frac {B x}{c^2}+\frac {(b B-A c) x}{2 c^2 \left (b+c x^2\right )}-\frac {(3 b B-A c) \int \frac {1}{b+c x^2} \, dx}{2 c^2}\\ &=\frac {B x}{c^2}+\frac {(b B-A c) x}{2 c^2 \left (b+c x^2\right )}-\frac {(3 b B-A c) \tan ^{-1}\left (\frac {\sqrt {c} x}{\sqrt {b}}\right )}{2 \sqrt {b} c^{5/2}}\\ \end {align*}
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Mathematica [A]
time = 0.04, size = 68, normalized size = 1.00 \begin {gather*} \frac {B x}{c^2}-\frac {(-b B+A c) x}{2 c^2 \left (b+c x^2\right )}-\frac {(3 b B-A c) \tan ^{-1}\left (\frac {\sqrt {c} x}{\sqrt {b}}\right )}{2 \sqrt {b} c^{5/2}} \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.39, size = 57, normalized size = 0.84
method | result | size |
default | \(\frac {B x}{c^{2}}+\frac {\frac {\left (-\frac {A c}{2}+\frac {B b}{2}\right ) x}{c \,x^{2}+b}+\frac {\left (A c -3 B b \right ) \arctan \left (\frac {c x}{\sqrt {b c}}\right )}{2 \sqrt {b c}}}{c^{2}}\) | \(57\) |
risch | \(\frac {B x}{c^{2}}+\frac {\left (-\frac {A c}{2}+\frac {B b}{2}\right ) x}{c^{2} \left (c \,x^{2}+b \right )}-\frac {\ln \left (c x +\sqrt {-b c}\right ) A}{4 c \sqrt {-b c}}+\frac {3 \ln \left (c x +\sqrt {-b c}\right ) B b}{4 c^{2} \sqrt {-b c}}+\frac {\ln \left (-c x +\sqrt {-b c}\right ) A}{4 c \sqrt {-b c}}-\frac {3 \ln \left (-c x +\sqrt {-b c}\right ) B b}{4 c^{2} \sqrt {-b c}}\) | \(127\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A]
time = 0.50, size = 61, normalized size = 0.90 \begin {gather*} \frac {{\left (B b - A c\right )} x}{2 \, {\left (c^{3} x^{2} + b c^{2}\right )}} + \frac {B x}{c^{2}} - \frac {{\left (3 \, B b - A c\right )} \arctan \left (\frac {c x}{\sqrt {b c}}\right )}{2 \, \sqrt {b c} c^{2}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 1.73, size = 208, normalized size = 3.06 \begin {gather*} \left [\frac {4 \, B b c^{2} x^{3} + {\left (3 \, B b^{2} - A b c + {\left (3 \, B b c - A c^{2}\right )} x^{2}\right )} \sqrt {-b c} \log \left (\frac {c x^{2} - 2 \, \sqrt {-b c} x - b}{c x^{2} + b}\right ) + 2 \, {\left (3 \, B b^{2} c - A b c^{2}\right )} x}{4 \, {\left (b c^{4} x^{2} + b^{2} c^{3}\right )}}, \frac {2 \, B b c^{2} x^{3} - {\left (3 \, B b^{2} - A b c + {\left (3 \, B b c - A c^{2}\right )} x^{2}\right )} \sqrt {b c} \arctan \left (\frac {\sqrt {b c} x}{b}\right ) + {\left (3 \, B b^{2} c - A b c^{2}\right )} x}{2 \, {\left (b c^{4} x^{2} + b^{2} c^{3}\right )}}\right ] \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A]
time = 0.28, size = 114, normalized size = 1.68 \begin {gather*} \frac {B x}{c^{2}} + \frac {x \left (- A c + B b\right )}{2 b c^{2} + 2 c^{3} x^{2}} + \frac {\sqrt {- \frac {1}{b c^{5}}} \left (- A c + 3 B b\right ) \log {\left (- b c^{2} \sqrt {- \frac {1}{b c^{5}}} + x \right )}}{4} - \frac {\sqrt {- \frac {1}{b c^{5}}} \left (- A c + 3 B b\right ) \log {\left (b c^{2} \sqrt {- \frac {1}{b c^{5}}} + x \right )}}{4} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 1.47, size = 59, normalized size = 0.87 \begin {gather*} \frac {B x}{c^{2}} - \frac {{\left (3 \, B b - A c\right )} \arctan \left (\frac {c x}{\sqrt {b c}}\right )}{2 \, \sqrt {b c} c^{2}} + \frac {B b x - A c x}{2 \, {\left (c x^{2} + b\right )} c^{2}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 0.13, size = 59, normalized size = 0.87 \begin {gather*} \frac {B\,x}{c^2}-\frac {x\,\left (\frac {A\,c}{2}-\frac {B\,b}{2}\right )}{c^3\,x^2+b\,c^2}+\frac {\mathrm {atan}\left (\frac {\sqrt {c}\,x}{\sqrt {b}}\right )\,\left (A\,c-3\,B\,b\right )}{2\,\sqrt {b}\,c^{5/2}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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