Optimal. Leaf size=87 \[ \frac {a^{3/2} d \tan ^{-1}\left (\frac {\sqrt {c} x}{\sqrt {a}}\right )}{c^{5/2}}+\frac {a^2 e \log \left (a+c x^2\right )}{2 c^3}-\frac {a d x}{c^2}-\frac {a e x^2}{2 c^2}+\frac {d x^3}{3 c}+\frac {e x^4}{4 c} \]
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Rubi [A] time = 0.06, antiderivative size = 87, normalized size of antiderivative = 1.00, number of steps used = 5, number of rules used = 4, integrand size = 18, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.222, Rules used = {801, 635, 205, 260} \begin {gather*} \frac {a^{3/2} d \tan ^{-1}\left (\frac {\sqrt {c} x}{\sqrt {a}}\right )}{c^{5/2}}+\frac {a^2 e \log \left (a+c x^2\right )}{2 c^3}-\frac {a d x}{c^2}-\frac {a e x^2}{2 c^2}+\frac {d x^3}{3 c}+\frac {e x^4}{4 c} \end {gather*}
Antiderivative was successfully verified.
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Rule 205
Rule 260
Rule 635
Rule 801
Rubi steps
\begin {align*} \int \frac {x^4 (d+e x)}{a+c x^2} \, dx &=\int \left (-\frac {a d}{c^2}-\frac {a e x}{c^2}+\frac {d x^2}{c}+\frac {e x^3}{c}+\frac {a^2 d+a^2 e x}{c^2 \left (a+c x^2\right )}\right ) \, dx\\ &=-\frac {a d x}{c^2}-\frac {a e x^2}{2 c^2}+\frac {d x^3}{3 c}+\frac {e x^4}{4 c}+\frac {\int \frac {a^2 d+a^2 e x}{a+c x^2} \, dx}{c^2}\\ &=-\frac {a d x}{c^2}-\frac {a e x^2}{2 c^2}+\frac {d x^3}{3 c}+\frac {e x^4}{4 c}+\frac {\left (a^2 d\right ) \int \frac {1}{a+c x^2} \, dx}{c^2}+\frac {\left (a^2 e\right ) \int \frac {x}{a+c x^2} \, dx}{c^2}\\ &=-\frac {a d x}{c^2}-\frac {a e x^2}{2 c^2}+\frac {d x^3}{3 c}+\frac {e x^4}{4 c}+\frac {a^{3/2} d \tan ^{-1}\left (\frac {\sqrt {c} x}{\sqrt {a}}\right )}{c^{5/2}}+\frac {a^2 e \log \left (a+c x^2\right )}{2 c^3}\\ \end {align*}
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Mathematica [A] time = 0.03, size = 75, normalized size = 0.86 \begin {gather*} \frac {12 a^{3/2} \sqrt {c} d \tan ^{-1}\left (\frac {\sqrt {c} x}{\sqrt {a}}\right )+6 a^2 e \log \left (a+c x^2\right )+c x \left (c x^2 (4 d+3 e x)-6 a (2 d+e x)\right )}{12 c^3} \end {gather*}
Antiderivative was successfully verified.
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IntegrateAlgebraic [F] time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \int \frac {x^4 (d+e x)}{a+c x^2} \, dx \end {gather*}
Verification is not applicable to the result.
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fricas [A] time = 0.40, size = 176, normalized size = 2.02 \begin {gather*} \left [\frac {3 \, c^{2} e x^{4} + 4 \, c^{2} d x^{3} - 6 \, a c e x^{2} + 6 \, a c d \sqrt {-\frac {a}{c}} \log \left (\frac {c x^{2} + 2 \, c x \sqrt {-\frac {a}{c}} - a}{c x^{2} + a}\right ) - 12 \, a c d x + 6 \, a^{2} e \log \left (c x^{2} + a\right )}{12 \, c^{3}}, \frac {3 \, c^{2} e x^{4} + 4 \, c^{2} d x^{3} - 6 \, a c e x^{2} + 12 \, a c d \sqrt {\frac {a}{c}} \arctan \left (\frac {c x \sqrt {\frac {a}{c}}}{a}\right ) - 12 \, a c d x + 6 \, a^{2} e \log \left (c x^{2} + a\right )}{12 \, c^{3}}\right ] \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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giac [A] time = 0.15, size = 85, normalized size = 0.98 \begin {gather*} \frac {a^{2} d \arctan \left (\frac {c x}{\sqrt {a c}}\right )}{\sqrt {a c} c^{2}} + \frac {a^{2} e \log \left (c x^{2} + a\right )}{2 \, c^{3}} + \frac {3 \, c^{3} x^{4} e + 4 \, c^{3} d x^{3} - 6 \, a c^{2} x^{2} e - 12 \, a c^{2} d x}{12 \, c^{4}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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maple [A] time = 0.05, size = 77, normalized size = 0.89 \begin {gather*} \frac {e \,x^{4}}{4 c}+\frac {d \,x^{3}}{3 c}+\frac {a^{2} d \arctan \left (\frac {c x}{\sqrt {a c}}\right )}{\sqrt {a c}\, c^{2}}-\frac {a e \,x^{2}}{2 c^{2}}+\frac {a^{2} e \ln \left (c \,x^{2}+a \right )}{2 c^{3}}-\frac {a d x}{c^{2}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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maxima [A] time = 1.19, size = 72, normalized size = 0.83 \begin {gather*} \frac {a^{2} d \arctan \left (\frac {c x}{\sqrt {a c}}\right )}{\sqrt {a c} c^{2}} + \frac {a^{2} e \log \left (c x^{2} + a\right )}{2 \, c^{3}} + \frac {3 \, c e x^{4} + 4 \, c d x^{3} - 6 \, a e x^{2} - 12 \, a d x}{12 \, c^{2}} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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mupad [B] time = 0.06, size = 71, normalized size = 0.82 \begin {gather*} \frac {d\,x^3}{3\,c}+\frac {e\,x^4}{4\,c}+\frac {a^{3/2}\,d\,\mathrm {atan}\left (\frac {\sqrt {c}\,x}{\sqrt {a}}\right )}{c^{5/2}}+\frac {a^2\,e\,\ln \left (c\,x^2+a\right )}{2\,c^3}-\frac {a\,d\,x}{c^2}-\frac {a\,e\,x^2}{2\,c^2} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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sympy [B] time = 0.38, size = 189, normalized size = 2.17 \begin {gather*} - \frac {a d x}{c^{2}} - \frac {a e x^{2}}{2 c^{2}} + \left (\frac {a^{2} e}{2 c^{3}} - \frac {d \sqrt {- a^{3} c^{7}}}{2 c^{6}}\right ) \log {\left (x + \frac {- a^{2} e + 2 c^{3} \left (\frac {a^{2} e}{2 c^{3}} - \frac {d \sqrt {- a^{3} c^{7}}}{2 c^{6}}\right )}{a c d} \right )} + \left (\frac {a^{2} e}{2 c^{3}} + \frac {d \sqrt {- a^{3} c^{7}}}{2 c^{6}}\right ) \log {\left (x + \frac {- a^{2} e + 2 c^{3} \left (\frac {a^{2} e}{2 c^{3}} + \frac {d \sqrt {- a^{3} c^{7}}}{2 c^{6}}\right )}{a c d} \right )} + \frac {d x^{3}}{3 c} + \frac {e x^{4}}{4 c} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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