Integrand size = 33, antiderivative size = 20 \[ \int \frac {F^{\frac {1}{a+b x+c x^2}} (b+2 c x)}{\left (a+b x+c x^2\right )^2} \, dx=-\frac {F^{\frac {1}{a+b x+c x^2}}}{\log (F)} \]
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Time = 0.12 (sec) , antiderivative size = 20, normalized size of antiderivative = 1.00, number of steps used = 1, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.030, Rules used = {6838} \[ \int \frac {F^{\frac {1}{a+b x+c x^2}} (b+2 c x)}{\left (a+b x+c x^2\right )^2} \, dx=-\frac {F^{\frac {1}{a+b x+c x^2}}}{\log (F)} \]
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Rule 6838
Rubi steps \begin{align*} \text {integral}& = -\frac {F^{\frac {1}{a+b x+c x^2}}}{\log (F)} \\ \end{align*}
Time = 0.47 (sec) , antiderivative size = 19, normalized size of antiderivative = 0.95 \[ \int \frac {F^{\frac {1}{a+b x+c x^2}} (b+2 c x)}{\left (a+b x+c x^2\right )^2} \, dx=-\frac {F^{\frac {1}{a+x (b+c x)}}}{\log (F)} \]
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Time = 1.07 (sec) , antiderivative size = 21, normalized size of antiderivative = 1.05
method | result | size |
derivativedivides | \(-\frac {F^{\frac {1}{c \,x^{2}+b x +a}}}{\ln \left (F \right )}\) | \(21\) |
default | \(-\frac {F^{\frac {1}{c \,x^{2}+b x +a}}}{\ln \left (F \right )}\) | \(21\) |
risch | \(-\frac {F^{\frac {1}{c \,x^{2}+b x +a}}}{\ln \left (F \right )}\) | \(21\) |
parallelrisch | \(-\frac {F^{\frac {1}{c \,x^{2}+b x +a}}}{\ln \left (F \right )}\) | \(21\) |
norman | \(\frac {-\frac {a \,{\mathrm e}^{\frac {\ln \left (F \right )}{c \,x^{2}+b x +a}}}{\ln \left (F \right )}-\frac {b x \,{\mathrm e}^{\frac {\ln \left (F \right )}{c \,x^{2}+b x +a}}}{\ln \left (F \right )}-\frac {c \,x^{2} {\mathrm e}^{\frac {\ln \left (F \right )}{c \,x^{2}+b x +a}}}{\ln \left (F \right )}}{c \,x^{2}+b x +a}\) | \(88\) |
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none
Time = 0.32 (sec) , antiderivative size = 20, normalized size of antiderivative = 1.00 \[ \int \frac {F^{\frac {1}{a+b x+c x^2}} (b+2 c x)}{\left (a+b x+c x^2\right )^2} \, dx=-\frac {F^{\left (\frac {1}{c x^{2} + b x + a}\right )}}{\log \left (F\right )} \]
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Time = 0.26 (sec) , antiderivative size = 32, normalized size of antiderivative = 1.60 \[ \int \frac {F^{\frac {1}{a+b x+c x^2}} (b+2 c x)}{\left (a+b x+c x^2\right )^2} \, dx=\begin {cases} - \frac {F^{\frac {1}{a + b x + c x^{2}}}}{\log {\left (F \right )}} & \text {for}\: \log {\left (F \right )} \neq 0 \\- \frac {1}{a + b x + c x^{2}} & \text {otherwise} \end {cases} \]
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none
Time = 0.19 (sec) , antiderivative size = 20, normalized size of antiderivative = 1.00 \[ \int \frac {F^{\frac {1}{a+b x+c x^2}} (b+2 c x)}{\left (a+b x+c x^2\right )^2} \, dx=-\frac {F^{\left (\frac {1}{c x^{2} + b x + a}\right )}}{\log \left (F\right )} \]
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Time = 0.32 (sec) , antiderivative size = 20, normalized size of antiderivative = 1.00 \[ \int \frac {F^{\frac {1}{a+b x+c x^2}} (b+2 c x)}{\left (a+b x+c x^2\right )^2} \, dx=-\frac {F^{\left (\frac {1}{c x^{2} + b x + a}\right )}}{\log \left (F\right )} \]
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Time = 0.68 (sec) , antiderivative size = 20, normalized size of antiderivative = 1.00 \[ \int \frac {F^{\frac {1}{a+b x+c x^2}} (b+2 c x)}{\left (a+b x+c x^2\right )^2} \, dx=-\frac {F^{\frac {1}{c\,x^2+b\,x+a}}}{\ln \left (F\right )} \]
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