Integrand size = 18, antiderivative size = 27 \[ \int \frac {\sqrt {c x^2} (a+b x)}{x} \, dx=a \sqrt {c x^2}+\frac {1}{2} b x \sqrt {c x^2} \]
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Time = 0.00 (sec) , antiderivative size = 27, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.056, Rules used = {15} \[ \int \frac {\sqrt {c x^2} (a+b x)}{x} \, dx=a \sqrt {c x^2}+\frac {1}{2} b x \sqrt {c x^2} \]
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Rule 15
Rubi steps \begin{align*} \text {integral}& = \frac {\sqrt {c x^2} \int (a+b x) \, dx}{x} \\ & = a \sqrt {c x^2}+\frac {1}{2} b x \sqrt {c x^2} \\ \end{align*}
Time = 0.00 (sec) , antiderivative size = 24, normalized size of antiderivative = 0.89 \[ \int \frac {\sqrt {c x^2} (a+b x)}{x} \, dx=\frac {c x^2 (2 a+b x)}{2 \sqrt {c x^2}} \]
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Time = 0.03 (sec) , antiderivative size = 17, normalized size of antiderivative = 0.63
method | result | size |
gosper | \(\frac {\left (b x +2 a \right ) \sqrt {c \,x^{2}}}{2}\) | \(17\) |
default | \(\frac {\left (b x +2 a \right ) \sqrt {c \,x^{2}}}{2}\) | \(17\) |
risch | \(a \sqrt {c \,x^{2}}+\frac {b x \sqrt {c \,x^{2}}}{2}\) | \(22\) |
trager | \(\frac {\left (b x +2 a +b \right ) \left (-1+x \right ) \sqrt {c \,x^{2}}}{2 x}\) | \(24\) |
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none
Time = 0.21 (sec) , antiderivative size = 16, normalized size of antiderivative = 0.59 \[ \int \frac {\sqrt {c x^2} (a+b x)}{x} \, dx=\frac {1}{2} \, \sqrt {c x^{2}} {\left (b x + 2 \, a\right )} \]
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Time = 0.10 (sec) , antiderivative size = 22, normalized size of antiderivative = 0.81 \[ \int \frac {\sqrt {c x^2} (a+b x)}{x} \, dx=a \sqrt {c x^{2}} + \frac {b x \sqrt {c x^{2}}}{2} \]
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Exception generated. \[ \int \frac {\sqrt {c x^2} (a+b x)}{x} \, dx=\text {Exception raised: RuntimeError} \]
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none
Time = 0.30 (sec) , antiderivative size = 17, normalized size of antiderivative = 0.63 \[ \int \frac {\sqrt {c x^2} (a+b x)}{x} \, dx=\frac {1}{2} \, {\left (b x^{2} + 2 \, a x\right )} \sqrt {c} \mathrm {sgn}\left (x\right ) \]
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Time = 0.19 (sec) , antiderivative size = 14, normalized size of antiderivative = 0.52 \[ \int \frac {\sqrt {c x^2} (a+b x)}{x} \, dx=\frac {\sqrt {c}\,\left |x\right |\,\left (2\,a+b\,x\right )}{2} \]
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