Optimal. Leaf size=207 \[ \frac {\log ^2(f) (2 c d-b e)^2 \text {Int}\left (\frac {f^{a+b x+c x^2}}{d+e x},x\right )}{2 e^4}+\frac {c \log (f) \text {Int}\left (\frac {f^{a+b x+c x^2}}{d+e x},x\right )}{e^2}-\frac {\sqrt {\pi } \sqrt {c} \log ^{\frac {3}{2}}(f) f^{a-\frac {b^2}{4 c}} (2 c d-b e) \text {erfi}\left (\frac {\sqrt {\log (f)} (b+2 c x)}{2 \sqrt {c}}\right )}{2 e^4}+\frac {\log (f) (2 c d-b e) f^{a+b x+c x^2}}{2 e^3 (d+e x)}-\frac {f^{a+b x+c x^2}}{2 e (d+e x)^2} \]
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Rubi [A] time = 0.21, antiderivative size = 0, normalized size of antiderivative = 0.00, number of steps used = 0, number of rules used = 0, integrand size = 0, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.000, Rules used = {} \[ \int \frac {f^{a+b x+c x^2}}{(d+e x)^3} \, dx \]
Verification is Not applicable to the result.
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Rubi steps
\begin {align*} \int \frac {f^{a+b x+c x^2}}{(d+e x)^3} \, dx &=-\frac {f^{a+b x+c x^2}}{2 e (d+e x)^2}+\frac {(c \log (f)) \int \frac {f^{a+b x+c x^2}}{d+e x} \, dx}{e^2}-\frac {((2 c d-b e) \log (f)) \int \frac {f^{a+b x+c x^2}}{(d+e x)^2} \, dx}{2 e^2}\\ &=-\frac {f^{a+b x+c x^2}}{2 e (d+e x)^2}+\frac {(2 c d-b e) f^{a+b x+c x^2} \log (f)}{2 e^3 (d+e x)}+\frac {(c \log (f)) \int \frac {f^{a+b x+c x^2}}{d+e x} \, dx}{e^2}-\frac {\left (c (2 c d-b e) \log ^2(f)\right ) \int f^{a+b x+c x^2} \, dx}{e^4}+\frac {\left ((2 c d-b e)^2 \log ^2(f)\right ) \int \frac {f^{a+b x+c x^2}}{d+e x} \, dx}{2 e^4}\\ &=-\frac {f^{a+b x+c x^2}}{2 e (d+e x)^2}+\frac {(2 c d-b e) f^{a+b x+c x^2} \log (f)}{2 e^3 (d+e x)}+\frac {(c \log (f)) \int \frac {f^{a+b x+c x^2}}{d+e x} \, dx}{e^2}+\frac {\left ((2 c d-b e)^2 \log ^2(f)\right ) \int \frac {f^{a+b x+c x^2}}{d+e x} \, dx}{2 e^4}-\frac {\left (c (2 c d-b e) f^{a-\frac {b^2}{4 c}} \log ^2(f)\right ) \int f^{\frac {(b+2 c x)^2}{4 c}} \, dx}{e^4}\\ &=-\frac {f^{a+b x+c x^2}}{2 e (d+e x)^2}+\frac {(2 c d-b e) f^{a+b x+c x^2} \log (f)}{2 e^3 (d+e x)}-\frac {\sqrt {c} (2 c d-b e) f^{a-\frac {b^2}{4 c}} \sqrt {\pi } \text {erfi}\left (\frac {(b+2 c x) \sqrt {\log (f)}}{2 \sqrt {c}}\right ) \log ^{\frac {3}{2}}(f)}{2 e^4}+\frac {(c \log (f)) \int \frac {f^{a+b x+c x^2}}{d+e x} \, dx}{e^2}+\frac {\left ((2 c d-b e)^2 \log ^2(f)\right ) \int \frac {f^{a+b x+c x^2}}{d+e x} \, dx}{2 e^4}\\ \end {align*}
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Mathematica [A] time = 0.85, size = 0, normalized size = 0.00 \[ \int \frac {f^{a+b x+c x^2}}{(d+e x)^3} \, dx \]
Verification is Not applicable to the result.
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fricas [A] time = 0.43, size = 0, normalized size = 0.00 \[ {\rm integral}\left (\frac {f^{c x^{2} + b x + a}}{e^{3} x^{3} + 3 \, d e^{2} x^{2} + 3 \, d^{2} e x + d^{3}}, x\right ) \]
Verification of antiderivative is not currently implemented for this CAS.
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giac [A] time = 0.00, size = 0, normalized size = 0.00 \[ \int \frac {f^{c x^{2} + b x + a}}{{\left (e x + d\right )}^{3}}\,{d x} \]
Verification of antiderivative is not currently implemented for this CAS.
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maple [A] time = 0.10, size = 0, normalized size = 0.00 \[ \int \frac {f^{c \,x^{2}+b x +a}}{\left (e x +d \right )^{3}}\, dx \]
Verification of antiderivative is not currently implemented for this CAS.
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maxima [A] time = 0.00, size = 0, normalized size = 0.00 \[ \int \frac {f^{c x^{2} + b x + a}}{{\left (e x + d\right )}^{3}}\,{d x} \]
Verification of antiderivative is not currently implemented for this CAS.
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mupad [A] time = 0.00, size = -1, normalized size = -0.00 \[ \int \frac {f^{c\,x^2+b\,x+a}}{{\left (d+e\,x\right )}^3} \,d x \]
Verification of antiderivative is not currently implemented for this CAS.
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sympy [A] time = 0.00, size = 0, normalized size = 0.00 \[ \int \frac {f^{a + b x + c x^{2}}}{\left (d + e x\right )^{3}}\, dx \]
Verification of antiderivative is not currently implemented for this CAS.
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