Integrand size = 16, antiderivative size = 37 \[ \int x \left (c x^2\right )^{3/2} (a+b x) \, dx=\frac {1}{5} a c x^4 \sqrt {c x^2}+\frac {1}{6} b c x^5 \sqrt {c x^2} \]
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Time = 0.01 (sec) , antiderivative size = 37, 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} \[ \int x \left (c x^2\right )^{3/2} (a+b x) \, dx=\frac {1}{5} a c x^4 \sqrt {c x^2}+\frac {1}{6} b c x^5 \sqrt {c x^2} \]
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Rule 15
Rule 45
Rubi steps \begin{align*} \text {integral}& = \frac {\left (c \sqrt {c x^2}\right ) \int x^4 (a+b x) \, dx}{x} \\ & = \frac {\left (c \sqrt {c x^2}\right ) \int \left (a x^4+b x^5\right ) \, dx}{x} \\ & = \frac {1}{5} a c x^4 \sqrt {c x^2}+\frac {1}{6} b c x^5 \sqrt {c x^2} \\ \end{align*}
Time = 0.02 (sec) , antiderivative size = 24, normalized size of antiderivative = 0.65 \[ \int x \left (c x^2\right )^{3/2} (a+b x) \, dx=\frac {1}{30} x^2 \left (c x^2\right )^{3/2} (6 a+5 b x) \]
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Time = 0.04 (sec) , antiderivative size = 21, normalized size of antiderivative = 0.57
method | result | size |
gosper | \(\frac {x^{2} \left (5 b x +6 a \right ) \left (c \,x^{2}\right )^{\frac {3}{2}}}{30}\) | \(21\) |
default | \(\frac {x^{2} \left (5 b x +6 a \right ) \left (c \,x^{2}\right )^{\frac {3}{2}}}{30}\) | \(21\) |
risch | \(\frac {a c \,x^{4} \sqrt {c \,x^{2}}}{5}+\frac {b c \,x^{5} \sqrt {c \,x^{2}}}{6}\) | \(30\) |
trager | \(\frac {c \left (5 b \,x^{5}+6 a \,x^{4}+5 b \,x^{4}+6 a \,x^{3}+5 b \,x^{3}+6 a \,x^{2}+5 b \,x^{2}+6 a x +5 b x +6 a +5 b \right ) \left (-1+x \right ) \sqrt {c \,x^{2}}}{30 x}\) | \(74\) |
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none
Time = 0.21 (sec) , antiderivative size = 24, normalized size of antiderivative = 0.65 \[ \int x \left (c x^2\right )^{3/2} (a+b x) \, dx=\frac {1}{30} \, {\left (5 \, b c x^{5} + 6 \, a c x^{4}\right )} \sqrt {c x^{2}} \]
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Time = 0.41 (sec) , antiderivative size = 29, normalized size of antiderivative = 0.78 \[ \int x \left (c x^2\right )^{3/2} (a+b x) \, dx=\frac {a x^{2} \left (c x^{2}\right )^{\frac {3}{2}}}{5} + \frac {b x^{3} \left (c x^{2}\right )^{\frac {3}{2}}}{6} \]
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Time = 0.21 (sec) , antiderivative size = 28, normalized size of antiderivative = 0.76 \[ \int x \left (c x^2\right )^{3/2} (a+b x) \, dx=\frac {\left (c x^{2}\right )^{\frac {5}{2}} b x}{6 \, c} + \frac {\left (c x^{2}\right )^{\frac {5}{2}} a}{5 \, c} \]
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none
Time = 0.30 (sec) , antiderivative size = 22, normalized size of antiderivative = 0.59 \[ \int x \left (c x^2\right )^{3/2} (a+b x) \, dx=\frac {1}{30} \, {\left (5 \, b x^{6} \mathrm {sgn}\left (x\right ) + 6 \, a x^{5} \mathrm {sgn}\left (x\right )\right )} c^{\frac {3}{2}} \]
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Timed out. \[ \int x \left (c x^2\right )^{3/2} (a+b x) \, dx=\int x\,{\left (c\,x^2\right )}^{3/2}\,\left (a+b\,x\right ) \,d x \]
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