Integrand size = 18, antiderivative size = 35 \[ \int \frac {x^3 (a+b x)}{\sqrt {c x^2}} \, dx=\frac {a x^4}{3 \sqrt {c x^2}}+\frac {b x^5}{4 \sqrt {c x^2}} \]
[Out]
Time = 0.01 (sec) , antiderivative size = 35, 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} \[ \int \frac {x^3 (a+b x)}{\sqrt {c x^2}} \, dx=\frac {a x^4}{3 \sqrt {c x^2}}+\frac {b x^5}{4 \sqrt {c x^2}} \]
[In]
[Out]
Rule 15
Rule 45
Rubi steps \begin{align*} \text {integral}& = \frac {x \int x^2 (a+b x) \, dx}{\sqrt {c x^2}} \\ & = \frac {x \int \left (a x^2+b x^3\right ) \, dx}{\sqrt {c x^2}} \\ & = \frac {a x^4}{3 \sqrt {c x^2}}+\frac {b x^5}{4 \sqrt {c x^2}} \\ \end{align*}
Time = 0.02 (sec) , antiderivative size = 24, normalized size of antiderivative = 0.69 \[ \int \frac {x^3 (a+b x)}{\sqrt {c x^2}} \, dx=\frac {x^4 (4 a+3 b x)}{12 \sqrt {c x^2}} \]
[In]
[Out]
Time = 0.04 (sec) , antiderivative size = 21, normalized size of antiderivative = 0.60
method | result | size |
gosper | \(\frac {x^{4} \left (3 b x +4 a \right )}{12 \sqrt {c \,x^{2}}}\) | \(21\) |
default | \(\frac {x^{4} \left (3 b x +4 a \right )}{12 \sqrt {c \,x^{2}}}\) | \(21\) |
risch | \(\frac {a \,x^{4}}{3 \sqrt {c \,x^{2}}}+\frac {b \,x^{5}}{4 \sqrt {c \,x^{2}}}\) | \(28\) |
trager | \(\frac {\left (3 b \,x^{3}+4 a \,x^{2}+3 b \,x^{2}+4 a x +3 b x +4 a +3 b \right ) \left (-1+x \right ) \sqrt {c \,x^{2}}}{12 c x}\) | \(52\) |
[In]
[Out]
none
Time = 0.22 (sec) , antiderivative size = 25, normalized size of antiderivative = 0.71 \[ \int \frac {x^3 (a+b x)}{\sqrt {c x^2}} \, dx=\frac {{\left (3 \, b x^{3} + 4 \, a x^{2}\right )} \sqrt {c x^{2}}}{12 \, c} \]
[In]
[Out]
Time = 0.43 (sec) , antiderivative size = 29, normalized size of antiderivative = 0.83 \[ \int \frac {x^3 (a+b x)}{\sqrt {c x^2}} \, dx=\frac {a x^{4}}{3 \sqrt {c x^{2}}} + \frac {b x^{5}}{4 \sqrt {c x^{2}}} \]
[In]
[Out]
none
Time = 0.20 (sec) , antiderivative size = 33, normalized size of antiderivative = 0.94 \[ \int \frac {x^3 (a+b x)}{\sqrt {c x^2}} \, dx=\frac {\sqrt {c x^{2}} b x^{3}}{4 \, c} + \frac {\sqrt {c x^{2}} a x^{2}}{3 \, c} \]
[In]
[Out]
none
Time = 0.29 (sec) , antiderivative size = 22, normalized size of antiderivative = 0.63 \[ \int \frac {x^3 (a+b x)}{\sqrt {c x^2}} \, dx=\frac {3 \, b x^{4} + 4 \, a x^{3}}{12 \, \sqrt {c} \mathrm {sgn}\left (x\right )} \]
[In]
[Out]
Timed out. \[ \int \frac {x^3 (a+b x)}{\sqrt {c x^2}} \, dx=\int \frac {x^3\,\left (a+b\,x\right )}{\sqrt {c\,x^2}} \,d x \]
[In]
[Out]