Integrand size = 19, antiderivative size = 12 \[ \int e^{a+b x+c x^2} (b+2 c x) \, dx=e^{a+b x+c x^2} \]
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Time = 0.01 (sec) , antiderivative size = 12, normalized size of antiderivative = 1.00, number of steps used = 1, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.053, Rules used = {2268} \[ \int e^{a+b x+c x^2} (b+2 c x) \, dx=e^{a+b x+c x^2} \]
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Rule 2268
Rubi steps \begin{align*} \text {integral}& = e^{a+b x+c x^2} \\ \end{align*}
Time = 0.05 (sec) , antiderivative size = 12, normalized size of antiderivative = 1.00 \[ \int e^{a+b x+c x^2} (b+2 c x) \, dx=e^{a+b x+c x^2} \]
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Time = 0.04 (sec) , antiderivative size = 12, normalized size of antiderivative = 1.00
method | result | size |
gosper | \({\mathrm e}^{c \,x^{2}+b x +a}\) | \(12\) |
derivativedivides | \({\mathrm e}^{c \,x^{2}+b x +a}\) | \(12\) |
default | \({\mathrm e}^{c \,x^{2}+b x +a}\) | \(12\) |
norman | \({\mathrm e}^{c \,x^{2}+b x +a}\) | \(12\) |
risch | \({\mathrm e}^{c \,x^{2}+b x +a}\) | \(12\) |
parallelrisch | \({\mathrm e}^{c \,x^{2}+b x +a}\) | \(12\) |
parts | \(-\frac {\sqrt {\pi }\, {\mathrm e}^{a -\frac {b^{2}}{4 c}} \operatorname {erf}\left (-\sqrt {-c}\, x +\frac {b}{2 \sqrt {-c}}\right ) x c}{\sqrt {-c}}-\frac {\sqrt {\pi }\, {\mathrm e}^{a -\frac {b^{2}}{4 c}} \operatorname {erf}\left (-\sqrt {-c}\, x +\frac {b}{2 \sqrt {-c}}\right ) b}{2 \sqrt {-c}}+\frac {{\mathrm e}^{a -\frac {b^{2}}{4 c}} \left (2 x \,\operatorname {erf}\left (\frac {2 x c +b}{2 \sqrt {-c}}\right ) \sqrt {\pi }\, c +\operatorname {erf}\left (\frac {2 x c +b}{2 \sqrt {-c}}\right ) b \sqrt {\pi }+2 \sqrt {-c}\, {\mathrm e}^{\frac {\left (2 x c +b \right )^{2}}{4 c}}\right )}{2 \sqrt {-c}}\) | \(163\) |
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none
Time = 0.30 (sec) , antiderivative size = 11, normalized size of antiderivative = 0.92 \[ \int e^{a+b x+c x^2} (b+2 c x) \, dx=e^{\left (c x^{2} + b x + a\right )} \]
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Time = 0.04 (sec) , antiderivative size = 10, normalized size of antiderivative = 0.83 \[ \int e^{a+b x+c x^2} (b+2 c x) \, dx=e^{a + b x + c x^{2}} \]
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none
Time = 0.21 (sec) , antiderivative size = 11, normalized size of antiderivative = 0.92 \[ \int e^{a+b x+c x^2} (b+2 c x) \, dx=e^{\left (c x^{2} + b x + a\right )} \]
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none
Time = 0.29 (sec) , antiderivative size = 11, normalized size of antiderivative = 0.92 \[ \int e^{a+b x+c x^2} (b+2 c x) \, dx=e^{\left (c x^{2} + b x + a\right )} \]
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Time = 0.07 (sec) , antiderivative size = 13, normalized size of antiderivative = 1.08 \[ \int e^{a+b x+c x^2} (b+2 c x) \, dx={\mathrm {e}}^{b\,x}\,{\mathrm {e}}^a\,{\mathrm {e}}^{c\,x^2} \]
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