Integrand size = 16, antiderivative size = 33 \[ \int \frac {x (a+b x)}{\left (c x^2\right )^{3/2}} \, dx=-\frac {a}{c \sqrt {c x^2}}+\frac {b x \log (x)}{c \sqrt {c x^2}} \]
[Out]
Time = 0.00 (sec) , antiderivative size = 33, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.125, Rules used = {15, 45} \[ \int \frac {x (a+b x)}{\left (c x^2\right )^{3/2}} \, dx=\frac {b x \log (x)}{c \sqrt {c x^2}}-\frac {a}{c \sqrt {c x^2}} \]
[In]
[Out]
Rule 15
Rule 45
Rubi steps \begin{align*} \text {integral}& = \frac {x \int \frac {a+b x}{x^2} \, dx}{c \sqrt {c x^2}} \\ & = \frac {x \int \left (\frac {a}{x^2}+\frac {b}{x}\right ) \, dx}{c \sqrt {c x^2}} \\ & = -\frac {a}{c \sqrt {c x^2}}+\frac {b x \log (x)}{c \sqrt {c x^2}} \\ \end{align*}
Time = 0.00 (sec) , antiderivative size = 24, normalized size of antiderivative = 0.73 \[ \int \frac {x (a+b x)}{\left (c x^2\right )^{3/2}} \, dx=\frac {-a x^2+b x^3 \log (x)}{\left (c x^2\right )^{3/2}} \]
[In]
[Out]
Time = 0.03 (sec) , antiderivative size = 21, normalized size of antiderivative = 0.64
method | result | size |
default | \(\frac {x^{2} \left (b \ln \left (x \right ) x -a \right )}{\left (c \,x^{2}\right )^{\frac {3}{2}}}\) | \(21\) |
risch | \(-\frac {a}{c \sqrt {c \,x^{2}}}+\frac {b x \ln \left (x \right )}{c \sqrt {c \,x^{2}}}\) | \(30\) |
[In]
[Out]
none
Time = 0.22 (sec) , antiderivative size = 23, normalized size of antiderivative = 0.70 \[ \int \frac {x (a+b x)}{\left (c x^2\right )^{3/2}} \, dx=\frac {\sqrt {c x^{2}} {\left (b x \log \left (x\right ) - a\right )}}{c^{2} x^{2}} \]
[In]
[Out]
Time = 0.81 (sec) , antiderivative size = 36, normalized size of antiderivative = 1.09 \[ \int \frac {x (a+b x)}{\left (c x^2\right )^{3/2}} \, dx=a \left (\begin {cases} \tilde {\infty } x^{2} & \text {for}\: c = 0 \\- \frac {1}{c \sqrt {c x^{2}}} & \text {otherwise} \end {cases}\right ) + \frac {b x^{3} \log {\left (x \right )}}{\left (c x^{2}\right )^{\frac {3}{2}}} \]
[In]
[Out]
none
Time = 0.21 (sec) , antiderivative size = 21, normalized size of antiderivative = 0.64 \[ \int \frac {x (a+b x)}{\left (c x^2\right )^{3/2}} \, dx=\frac {b \log \left (x\right )}{c^{\frac {3}{2}}} - \frac {a}{\sqrt {c x^{2}} c} \]
[In]
[Out]
none
Time = 0.31 (sec) , antiderivative size = 30, normalized size of antiderivative = 0.91 \[ \int \frac {x (a+b x)}{\left (c x^2\right )^{3/2}} \, dx=\frac {\frac {b \log \left ({\left | x \right |}\right )}{\sqrt {c} \mathrm {sgn}\left (x\right )} - \frac {a}{\sqrt {c} x \mathrm {sgn}\left (x\right )}}{c} \]
[In]
[Out]
Time = 0.26 (sec) , antiderivative size = 28, normalized size of antiderivative = 0.85 \[ \int \frac {x (a+b x)}{\left (c x^2\right )^{3/2}} \, dx=-\frac {a+b\,x-b\,\ln \left (x+\left |x\right |\right )\,\sqrt {x^2}}{c^{3/2}\,\sqrt {x^2}} \]
[In]
[Out]