Integrand size = 14, antiderivative size = 14 \[ \int \frac {\text {erfc}(a+b x)}{(c+d x)^2} \, dx=-\frac {\text {erfc}(a+b x)}{d (c+d x)}-\frac {2 b \text {Int}\left (\frac {e^{-(a+b x)^2}}{c+d x},x\right )}{d \sqrt {\pi }} \]
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Not integrable
Time = 0.03 (sec) , antiderivative size = 14, 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 = {} \[ \int \frac {\text {erfc}(a+b x)}{(c+d x)^2} \, dx=\int \frac {\text {erfc}(a+b x)}{(c+d x)^2} \, dx \]
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Rubi steps \begin{align*} \text {integral}& = -\frac {\text {erfc}(a+b x)}{d (c+d x)}-\frac {(2 b) \int \frac {e^{-(a+b x)^2}}{c+d x} \, dx}{d \sqrt {\pi }} \\ \end{align*}
Not integrable
Time = 0.32 (sec) , antiderivative size = 16, normalized size of antiderivative = 1.14 \[ \int \frac {\text {erfc}(a+b x)}{(c+d x)^2} \, dx=\int \frac {\text {erfc}(a+b x)}{(c+d x)^2} \, dx \]
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Not integrable
Time = 0.27 (sec) , antiderivative size = 14, normalized size of antiderivative = 1.00
\[\int \frac {\operatorname {erfc}\left (b x +a \right )}{\left (d x +c \right )^{2}}d x\]
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Not integrable
Time = 0.25 (sec) , antiderivative size = 30, normalized size of antiderivative = 2.14 \[ \int \frac {\text {erfc}(a+b x)}{(c+d x)^2} \, dx=\int { \frac {\operatorname {erfc}\left (b x + a\right )}{{\left (d x + c\right )}^{2}} \,d x } \]
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Not integrable
Time = 10.72 (sec) , antiderivative size = 14, normalized size of antiderivative = 1.00 \[ \int \frac {\text {erfc}(a+b x)}{(c+d x)^2} \, dx=\int \frac {\operatorname {erfc}{\left (a + b x \right )}}{\left (c + d x\right )^{2}}\, dx \]
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Not integrable
Time = 0.29 (sec) , antiderivative size = 16, normalized size of antiderivative = 1.14 \[ \int \frac {\text {erfc}(a+b x)}{(c+d x)^2} \, dx=\int { \frac {\operatorname {erfc}\left (b x + a\right )}{{\left (d x + c\right )}^{2}} \,d x } \]
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Not integrable
Time = 0.31 (sec) , antiderivative size = 16, normalized size of antiderivative = 1.14 \[ \int \frac {\text {erfc}(a+b x)}{(c+d x)^2} \, dx=\int { \frac {\operatorname {erfc}\left (b x + a\right )}{{\left (d x + c\right )}^{2}} \,d x } \]
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Not integrable
Time = 5.35 (sec) , antiderivative size = 16, normalized size of antiderivative = 1.14 \[ \int \frac {\text {erfc}(a+b x)}{(c+d x)^2} \, dx=\int \frac {\mathrm {erfc}\left (a+b\,x\right )}{{\left (c+d\,x\right )}^2} \,d x \]
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