Integrand size = 18, antiderivative size = 28 \[ \int \frac {\sqrt {c x^2} (a+b x)}{x^2} \, dx=b \sqrt {c x^2}+\frac {a \sqrt {c x^2} \log (x)}{x} \]
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Time = 0.00 (sec) , antiderivative size = 28, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.111, Rules used = {15, 45} \[ \int \frac {\sqrt {c x^2} (a+b x)}{x^2} \, dx=\frac {a \sqrt {c x^2} \log (x)}{x}+b \sqrt {c x^2} \]
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Rule 15
Rule 45
Rubi steps \begin{align*} \text {integral}& = \frac {\sqrt {c x^2} \int \frac {a+b x}{x} \, dx}{x} \\ & = \frac {\sqrt {c x^2} \int \left (b+\frac {a}{x}\right ) \, dx}{x} \\ & = b \sqrt {c x^2}+\frac {a \sqrt {c x^2} \log (x)}{x} \\ \end{align*}
Time = 0.02 (sec) , antiderivative size = 20, normalized size of antiderivative = 0.71 \[ \int \frac {\sqrt {c x^2} (a+b x)}{x^2} \, dx=\frac {c x (b x+a \log (x))}{\sqrt {c x^2}} \]
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Time = 0.03 (sec) , antiderivative size = 20, normalized size of antiderivative = 0.71
method | result | size |
default | \(\frac {\sqrt {c \,x^{2}}\, \left (b x +a \ln \left (x \right )\right )}{x}\) | \(20\) |
risch | \(b \sqrt {c \,x^{2}}+\frac {a \ln \left (x \right ) \sqrt {c \,x^{2}}}{x}\) | \(25\) |
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none
Time = 0.22 (sec) , antiderivative size = 19, normalized size of antiderivative = 0.68 \[ \int \frac {\sqrt {c x^2} (a+b x)}{x^2} \, dx=\frac {\sqrt {c x^{2}} {\left (b x + a \log \left (x\right )\right )}}{x} \]
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Time = 1.04 (sec) , antiderivative size = 24, normalized size of antiderivative = 0.86 \[ \int \frac {\sqrt {c x^2} (a+b x)}{x^2} \, dx=\frac {a \sqrt {c x^{2}} \log {\left (x \right )}}{x} + b \sqrt {c x^{2}} \]
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Exception generated. \[ \int \frac {\sqrt {c x^2} (a+b x)}{x^2} \, dx=\text {Exception raised: RuntimeError} \]
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none
Time = 0.29 (sec) , antiderivative size = 17, normalized size of antiderivative = 0.61 \[ \int \frac {\sqrt {c x^2} (a+b x)}{x^2} \, dx={\left (b x \mathrm {sgn}\left (x\right ) + a \log \left ({\left | x \right |}\right ) \mathrm {sgn}\left (x\right )\right )} \sqrt {c} \]
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Timed out. \[ \int \frac {\sqrt {c x^2} (a+b x)}{x^2} \, dx=\int \frac {\sqrt {c\,x^2}\,\left (a+b\,x\right )}{x^2} \,d x \]
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