Integrand size = 16, antiderivative size = 30 \[ \int \frac {c+d x}{x (a+b x)} \, dx=\frac {c \log (x)}{a}-\frac {(b c-a d) \log (a+b x)}{a b} \]
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Time = 0.01 (sec) , antiderivative size = 30, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.062, Rules used = {78} \[ \int \frac {c+d x}{x (a+b x)} \, dx=\frac {c \log (x)}{a}-\frac {(b c-a d) \log (a+b x)}{a b} \]
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Rule 78
Rubi steps \begin{align*} \text {integral}& = \int \left (\frac {c}{a x}+\frac {-b c+a d}{a (a+b x)}\right ) \, dx \\ & = \frac {c \log (x)}{a}-\frac {(b c-a d) \log (a+b x)}{a b} \\ \end{align*}
Time = 0.01 (sec) , antiderivative size = 29, normalized size of antiderivative = 0.97 \[ \int \frac {c+d x}{x (a+b x)} \, dx=\frac {c \log (x)}{a}+\frac {(-b c+a d) \log (a+b x)}{a b} \]
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Time = 0.43 (sec) , antiderivative size = 30, normalized size of antiderivative = 1.00
method | result | size |
default | \(\frac {c \ln \left (x \right )}{a}+\frac {\left (a d -b c \right ) \ln \left (b x +a \right )}{a b}\) | \(30\) |
norman | \(\frac {c \ln \left (x \right )}{a}+\frac {\left (a d -b c \right ) \ln \left (b x +a \right )}{a b}\) | \(30\) |
parallelrisch | \(\frac {c \ln \left (x \right ) b +\ln \left (b x +a \right ) a d -\ln \left (b x +a \right ) b c}{a b}\) | \(33\) |
risch | \(\frac {c \ln \left (x \right )}{a}+\frac {\ln \left (-b x -a \right ) d}{b}-\frac {\ln \left (-b x -a \right ) c}{a}\) | \(38\) |
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none
Time = 0.22 (sec) , antiderivative size = 29, normalized size of antiderivative = 0.97 \[ \int \frac {c+d x}{x (a+b x)} \, dx=\frac {b c \log \left (x\right ) - {\left (b c - a d\right )} \log \left (b x + a\right )}{a b} \]
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Time = 0.22 (sec) , antiderivative size = 41, normalized size of antiderivative = 1.37 \[ \int \frac {c+d x}{x (a+b x)} \, dx=\frac {c \log {\left (x \right )}}{a} + \frac {\left (a d - b c\right ) \log {\left (x + \frac {- a c + \frac {a \left (a d - b c\right )}{b}}{a d - 2 b c} \right )}}{a b} \]
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none
Time = 0.20 (sec) , antiderivative size = 30, normalized size of antiderivative = 1.00 \[ \int \frac {c+d x}{x (a+b x)} \, dx=\frac {c \log \left (x\right )}{a} - \frac {{\left (b c - a d\right )} \log \left (b x + a\right )}{a b} \]
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none
Time = 0.27 (sec) , antiderivative size = 32, normalized size of antiderivative = 1.07 \[ \int \frac {c+d x}{x (a+b x)} \, dx=\frac {c \log \left ({\left | x \right |}\right )}{a} - \frac {{\left (b c - a d\right )} \log \left ({\left | b x + a \right |}\right )}{a b} \]
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Time = 0.38 (sec) , antiderivative size = 28, normalized size of antiderivative = 0.93 \[ \int \frac {c+d x}{x (a+b x)} \, dx=\frac {c\,\ln \left (x\right )}{a}-\ln \left (a+b\,x\right )\,\left (\frac {c}{a}-\frac {d}{b}\right ) \]
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