Integrand size = 16, antiderivative size = 16 \[ \int \frac {f^{a+b x+c x^2}}{x^2} \, dx=-\frac {f^{a+b x+c x^2}}{x}+\sqrt {c} f^{a-\frac {b^2}{4 c}} \sqrt {\pi } \text {erfi}\left (\frac {(b+2 c x) \sqrt {\log (f)}}{2 \sqrt {c}}\right ) \sqrt {\log (f)}+b \log (f) \text {Int}\left (\frac {f^{a+b x+c x^2}}{x},x\right ) \]
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Not integrable
Time = 0.05 (sec) , antiderivative size = 16, normalized size of antiderivative = 1.00, number of steps used = 0, number of rules used = 0, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.000, Rules used = {} \[ \int \frac {f^{a+b x+c x^2}}{x^2} \, dx=\int \frac {f^{a+b x+c x^2}}{x^2} \, dx \]
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Rubi steps \begin{align*} \text {integral}& = -\frac {f^{a+b x+c x^2}}{x}+(b \log (f)) \int \frac {f^{a+b x+c x^2}}{x} \, dx+(2 c \log (f)) \int f^{a+b x+c x^2} \, dx \\ & = -\frac {f^{a+b x+c x^2}}{x}+(b \log (f)) \int \frac {f^{a+b x+c x^2}}{x} \, dx+\left (2 c f^{a-\frac {b^2}{4 c}} \log (f)\right ) \int f^{\frac {(b+2 c x)^2}{4 c}} \, dx \\ & = -\frac {f^{a+b x+c x^2}}{x}+\sqrt {c} f^{a-\frac {b^2}{4 c}} \sqrt {\pi } \text {erfi}\left (\frac {(b+2 c x) \sqrt {\log (f)}}{2 \sqrt {c}}\right ) \sqrt {\log (f)}+(b \log (f)) \int \frac {f^{a+b x+c x^2}}{x} \, dx \\ \end{align*}
Not integrable
Time = 0.34 (sec) , antiderivative size = 18, normalized size of antiderivative = 1.12 \[ \int \frac {f^{a+b x+c x^2}}{x^2} \, dx=\int \frac {f^{a+b x+c x^2}}{x^2} \, dx \]
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Not integrable
Time = 0.01 (sec) , antiderivative size = 16, normalized size of antiderivative = 1.00
\[\int \frac {f^{c \,x^{2}+b x +a}}{x^{2}}d x\]
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Not integrable
Time = 0.35 (sec) , antiderivative size = 18, normalized size of antiderivative = 1.12 \[ \int \frac {f^{a+b x+c x^2}}{x^2} \, dx=\int { \frac {f^{c x^{2} + b x + a}}{x^{2}} \,d x } \]
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Not integrable
Time = 0.29 (sec) , antiderivative size = 15, normalized size of antiderivative = 0.94 \[ \int \frac {f^{a+b x+c x^2}}{x^2} \, dx=\int \frac {f^{a + b x + c x^{2}}}{x^{2}}\, dx \]
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Not integrable
Time = 0.27 (sec) , antiderivative size = 18, normalized size of antiderivative = 1.12 \[ \int \frac {f^{a+b x+c x^2}}{x^2} \, dx=\int { \frac {f^{c x^{2} + b x + a}}{x^{2}} \,d x } \]
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Not integrable
Time = 0.38 (sec) , antiderivative size = 18, normalized size of antiderivative = 1.12 \[ \int \frac {f^{a+b x+c x^2}}{x^2} \, dx=\int { \frac {f^{c x^{2} + b x + a}}{x^{2}} \,d x } \]
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Not integrable
Time = 0.31 (sec) , antiderivative size = 18, normalized size of antiderivative = 1.12 \[ \int \frac {f^{a+b x+c x^2}}{x^2} \, dx=\int \frac {f^{c\,x^2+b\,x+a}}{x^2} \,d x \]
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