Optimal. Leaf size=136 \[ -\frac {a}{5 d^2 x^5}-\frac {b d-2 a e}{3 d^3 x^3}-\frac {c d^2-e (2 b d-3 a e)}{d^4 x}-\frac {e \left (c d^2-b d e+a e^2\right ) x}{2 d^4 \left (d+e x^2\right )}-\frac {\sqrt {e} \left (3 c d^2-e (5 b d-7 a e)\right ) \tan ^{-1}\left (\frac {\sqrt {e} x}{\sqrt {d}}\right )}{2 d^{9/2}} \]
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Rubi [A]
time = 0.17, antiderivative size = 136, normalized size of antiderivative = 1.00, number of steps
used = 4, number of rules used = 3, integrand size = 25, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.120, Rules used = {1273, 1816,
211} \begin {gather*} -\frac {\sqrt {e} \text {ArcTan}\left (\frac {\sqrt {e} x}{\sqrt {d}}\right ) \left (3 c d^2-e (5 b d-7 a e)\right )}{2 d^{9/2}}-\frac {e x \left (a e^2-b d e+c d^2\right )}{2 d^4 \left (d+e x^2\right )}-\frac {c d^2-e (2 b d-3 a e)}{d^4 x}-\frac {b d-2 a e}{3 d^3 x^3}-\frac {a}{5 d^2 x^5} \end {gather*}
Antiderivative was successfully verified.
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Rule 211
Rule 1273
Rule 1816
Rubi steps
\begin {align*} \int \frac {a+b x^2+c x^4}{x^6 \left (d+e x^2\right )^2} \, dx &=-\frac {e \left (c d^2-b d e+a e^2\right ) x}{2 d^4 \left (d+e x^2\right )}-\frac {\int \frac {-2 a d^3 e^2-2 d^2 e^2 (b d-a e) x^2-2 d e^2 \left (c d^2-b d e+a e^2\right ) x^4+e^3 \left (c d^2-b d e+a e^2\right ) x^6}{x^6 \left (d+e x^2\right )} \, dx}{2 d^4 e^2}\\ &=-\frac {e \left (c d^2-b d e+a e^2\right ) x}{2 d^4 \left (d+e x^2\right )}-\frac {\int \left (-\frac {2 a d^2 e^2}{x^6}-\frac {2 d e^2 (b d-2 a e)}{x^4}+\frac {2 e^2 \left (-c d^2+e (2 b d-3 a e)\right )}{x^2}+\frac {e^3 \left (3 c d^2-e (5 b d-7 a e)\right )}{d+e x^2}\right ) \, dx}{2 d^4 e^2}\\ &=-\frac {a}{5 d^2 x^5}-\frac {b d-2 a e}{3 d^3 x^3}-\frac {c d^2-e (2 b d-3 a e)}{d^4 x}-\frac {e \left (c d^2-b d e+a e^2\right ) x}{2 d^4 \left (d+e x^2\right )}-\frac {\left (e \left (3 c d^2-e (5 b d-7 a e)\right )\right ) \int \frac {1}{d+e x^2} \, dx}{2 d^4}\\ &=-\frac {a}{5 d^2 x^5}-\frac {b d-2 a e}{3 d^3 x^3}-\frac {c d^2-e (2 b d-3 a e)}{d^4 x}-\frac {e \left (c d^2-b d e+a e^2\right ) x}{2 d^4 \left (d+e x^2\right )}-\frac {\sqrt {e} \left (3 c d^2-e (5 b d-7 a e)\right ) \tan ^{-1}\left (\frac {\sqrt {e} x}{\sqrt {d}}\right )}{2 d^{9/2}}\\ \end {align*}
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Mathematica [A]
time = 0.06, size = 135, normalized size = 0.99 \begin {gather*} -\frac {a}{5 d^2 x^5}+\frac {-b d+2 a e}{3 d^3 x^3}+\frac {-c d^2+2 b d e-3 a e^2}{d^4 x}-\frac {e \left (c d^2-b d e+a e^2\right ) x}{2 d^4 \left (d+e x^2\right )}-\frac {\sqrt {e} \left (3 c d^2-5 b d e+7 a e^2\right ) \tan ^{-1}\left (\frac {\sqrt {e} x}{\sqrt {d}}\right )}{2 d^{9/2}} \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.13, size = 122, normalized size = 0.90
method | result | size |
default | \(-\frac {e \left (\frac {\left (\frac {1}{2} a \,e^{2}-\frac {1}{2} d e b +\frac {1}{2} c \,d^{2}\right ) x}{e \,x^{2}+d}+\frac {\left (7 a \,e^{2}-5 d e b +3 c \,d^{2}\right ) \arctan \left (\frac {e x}{\sqrt {d e}}\right )}{2 \sqrt {d e}}\right )}{d^{4}}-\frac {a}{5 x^{5} d^{2}}-\frac {-2 a e +b d}{3 d^{3} x^{3}}-\frac {3 a \,e^{2}-2 d e b +c \,d^{2}}{d^{4} x}\) | \(122\) |
risch | \(\frac {-\frac {e \left (7 a \,e^{2}-5 d e b +3 c \,d^{2}\right ) x^{6}}{2 d^{4}}-\frac {\left (7 a \,e^{2}-5 d e b +3 c \,d^{2}\right ) x^{4}}{3 d^{3}}+\frac {\left (7 a e -5 b d \right ) x^{2}}{15 d^{2}}-\frac {a}{5 d}}{x^{5} \left (e \,x^{2}+d \right )}+\frac {\left (\munderset {\textit {\_R} =\RootOf \left (d^{9} \textit {\_Z}^{2}+49 a^{2} e^{5}-70 a b d \,e^{4}+42 a c \,d^{2} e^{3}+25 b^{2} d^{2} e^{3}-30 b c \,d^{3} e^{2}+9 c^{2} d^{4} e \right )}{\sum }\textit {\_R} \ln \left (\left (3 \textit {\_R}^{2} d^{9}+98 a^{2} e^{5}-140 a b d \,e^{4}+84 a c \,d^{2} e^{3}+50 b^{2} d^{2} e^{3}-60 b c \,d^{3} e^{2}+18 c^{2} d^{4} e \right ) x +\left (7 a \,d^{5} e^{2}-5 b \,d^{6} e +3 c \,d^{7}\right ) \textit {\_R} \right )\right )}{4}\) | \(258\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A]
time = 0.49, size = 135, normalized size = 0.99 \begin {gather*} -\frac {15 \, {\left (3 \, c d^{2} e - 5 \, b d e^{2} + 7 \, a e^{3}\right )} x^{6} + 10 \, {\left (3 \, c d^{3} - 5 \, b d^{2} e + 7 \, a d e^{2}\right )} x^{4} + 6 \, a d^{3} + 2 \, {\left (5 \, b d^{3} - 7 \, a d^{2} e\right )} x^{2}}{30 \, {\left (d^{4} x^{7} e + d^{5} x^{5}\right )}} - \frac {{\left (3 \, c d^{2} e - 5 \, b d e^{2} + 7 \, a e^{3}\right )} \arctan \left (\frac {x e^{\frac {1}{2}}}{\sqrt {d}}\right ) e^{\left (-\frac {1}{2}\right )}}{2 \, d^{\frac {9}{2}}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 0.37, size = 389, normalized size = 2.86 \begin {gather*} \left [-\frac {60 \, c d^{3} x^{4} + 210 \, a x^{6} e^{3} + 20 \, b d^{3} x^{2} + 12 \, a d^{3} - 15 \, {\left (3 \, c d^{3} x^{5} + 7 \, a x^{7} e^{3} - {\left (5 \, b d x^{7} - 7 \, a d x^{5}\right )} e^{2} + {\left (3 \, c d^{2} x^{7} - 5 \, b d^{2} x^{5}\right )} e\right )} \sqrt {-\frac {e}{d}} \log \left (\frac {x^{2} e - 2 \, d x \sqrt {-\frac {e}{d}} - d}{x^{2} e + d}\right ) - 10 \, {\left (15 \, b d x^{6} - 14 \, a d x^{4}\right )} e^{2} + 2 \, {\left (45 \, c d^{2} x^{6} - 50 \, b d^{2} x^{4} - 14 \, a d^{2} x^{2}\right )} e}{60 \, {\left (d^{4} x^{7} e + d^{5} x^{5}\right )}}, -\frac {30 \, c d^{3} x^{4} + 105 \, a x^{6} e^{3} + 10 \, b d^{3} x^{2} + 6 \, a d^{3} + \frac {15 \, {\left (3 \, c d^{3} x^{5} + 7 \, a x^{7} e^{3} - {\left (5 \, b d x^{7} - 7 \, a d x^{5}\right )} e^{2} + {\left (3 \, c d^{2} x^{7} - 5 \, b d^{2} x^{5}\right )} e\right )} \arctan \left (\frac {x e^{\frac {1}{2}}}{\sqrt {d}}\right ) e^{\frac {1}{2}}}{\sqrt {d}} - 5 \, {\left (15 \, b d x^{6} - 14 \, a d x^{4}\right )} e^{2} + {\left (45 \, c d^{2} x^{6} - 50 \, b d^{2} x^{4} - 14 \, a d^{2} x^{2}\right )} e}{30 \, {\left (d^{4} x^{7} e + d^{5} x^{5}\right )}}\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. 284 vs.
\(2 (126) = 252\).
time = 1.09, size = 284, normalized size = 2.09 \begin {gather*} \frac {\sqrt {- \frac {e}{d^{9}}} \cdot \left (7 a e^{2} - 5 b d e + 3 c d^{2}\right ) \log {\left (- \frac {d^{5} \sqrt {- \frac {e}{d^{9}}} \cdot \left (7 a e^{2} - 5 b d e + 3 c d^{2}\right )}{7 a e^{3} - 5 b d e^{2} + 3 c d^{2} e} + x \right )}}{4} - \frac {\sqrt {- \frac {e}{d^{9}}} \cdot \left (7 a e^{2} - 5 b d e + 3 c d^{2}\right ) \log {\left (\frac {d^{5} \sqrt {- \frac {e}{d^{9}}} \cdot \left (7 a e^{2} - 5 b d e + 3 c d^{2}\right )}{7 a e^{3} - 5 b d e^{2} + 3 c d^{2} e} + x \right )}}{4} + \frac {- 6 a d^{3} + x^{6} \left (- 105 a e^{3} + 75 b d e^{2} - 45 c d^{2} e\right ) + x^{4} \left (- 70 a d e^{2} + 50 b d^{2} e - 30 c d^{3}\right ) + x^{2} \cdot \left (14 a d^{2} e - 10 b d^{3}\right )}{30 d^{5} x^{5} + 30 d^{4} e x^{7}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [A]
time = 3.51, size = 131, normalized size = 0.96 \begin {gather*} -\frac {{\left (3 \, c d^{2} e - 5 \, b d e^{2} + 7 \, a e^{3}\right )} \arctan \left (\frac {x e^{\frac {1}{2}}}{\sqrt {d}}\right ) e^{\left (-\frac {1}{2}\right )}}{2 \, d^{\frac {9}{2}}} - \frac {c d^{2} x e - b d x e^{2} + a x e^{3}}{2 \, {\left (x^{2} e + d\right )} d^{4}} - \frac {15 \, c d^{2} x^{4} - 30 \, b d x^{4} e + 45 \, a x^{4} e^{2} + 5 \, b d^{2} x^{2} - 10 \, a d x^{2} e + 3 \, a d^{2}}{15 \, d^{4} x^{5}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 0.38, size = 128, normalized size = 0.94 \begin {gather*} -\frac {\frac {a}{5\,d}-\frac {x^2\,\left (7\,a\,e-5\,b\,d\right )}{15\,d^2}+\frac {x^4\,\left (3\,c\,d^2-5\,b\,d\,e+7\,a\,e^2\right )}{3\,d^3}+\frac {e\,x^6\,\left (3\,c\,d^2-5\,b\,d\,e+7\,a\,e^2\right )}{2\,d^4}}{e\,x^7+d\,x^5}-\frac {\sqrt {e}\,\mathrm {atan}\left (\frac {\sqrt {e}\,x}{\sqrt {d}}\right )\,\left (3\,c\,d^2-5\,b\,d\,e+7\,a\,e^2\right )}{2\,d^{9/2}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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