Integrand size = 24, antiderivative size = 22 \[ \int x (2 c+3 d x) \left (a+c x^2+d x^3\right )^n \, dx=\frac {\left (a+c x^2+d x^3\right )^{1+n}}{1+n} \]
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Time = 0.01 (sec) , antiderivative size = 22, normalized size of antiderivative = 1.00, number of steps used = 1, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.042, Rules used = {1602} \[ \int x (2 c+3 d x) \left (a+c x^2+d x^3\right )^n \, dx=\frac {\left (a+c x^2+d x^3\right )^{n+1}}{n+1} \]
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Rule 1602
Rubi steps \begin{align*} \text {integral}& = \frac {\left (a+c x^2+d x^3\right )^{1+n}}{1+n} \\ \end{align*}
Time = 0.00 (sec) , antiderivative size = 21, normalized size of antiderivative = 0.95 \[ \int x (2 c+3 d x) \left (a+c x^2+d x^3\right )^n \, dx=\frac {\left (a+x^2 (c+d x)\right )^{1+n}}{1+n} \]
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Time = 0.10 (sec) , antiderivative size = 23, normalized size of antiderivative = 1.05
method | result | size |
gosper | \(\frac {\left (x^{3} d +c \,x^{2}+a \right )^{1+n}}{1+n}\) | \(23\) |
risch | \(\frac {\left (x^{3} d +c \,x^{2}+a \right )^{n} \left (x^{3} d +c \,x^{2}+a \right )}{1+n}\) | \(33\) |
parallelrisch | \(\frac {x^{3} \left (x^{3} d +c \,x^{2}+a \right )^{n} d^{2}+x^{2} \left (x^{3} d +c \,x^{2}+a \right )^{n} c d +\left (x^{3} d +c \,x^{2}+a \right )^{n} a d}{d \left (1+n \right )}\) | \(69\) |
norman | \(\frac {a \,{\mathrm e}^{n \ln \left (x^{3} d +c \,x^{2}+a \right )}}{1+n}+\frac {c \,x^{2} {\mathrm e}^{n \ln \left (x^{3} d +c \,x^{2}+a \right )}}{1+n}+\frac {d \,x^{3} {\mathrm e}^{n \ln \left (x^{3} d +c \,x^{2}+a \right )}}{1+n}\) | \(77\) |
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none
Time = 0.29 (sec) , antiderivative size = 32, normalized size of antiderivative = 1.45 \[ \int x (2 c+3 d x) \left (a+c x^2+d x^3\right )^n \, dx=\frac {{\left (d x^{3} + c x^{2} + a\right )} {\left (d x^{3} + c x^{2} + a\right )}^{n}}{n + 1} \]
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Timed out. \[ \int x (2 c+3 d x) \left (a+c x^2+d x^3\right )^n \, dx=\text {Timed out} \]
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none
Time = 0.24 (sec) , antiderivative size = 32, normalized size of antiderivative = 1.45 \[ \int x (2 c+3 d x) \left (a+c x^2+d x^3\right )^n \, dx=\frac {{\left (d x^{3} + c x^{2} + a\right )} {\left (d x^{3} + c x^{2} + a\right )}^{n}}{n + 1} \]
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none
Time = 0.30 (sec) , antiderivative size = 22, normalized size of antiderivative = 1.00 \[ \int x (2 c+3 d x) \left (a+c x^2+d x^3\right )^n \, dx=\frac {{\left (d x^{3} + c x^{2} + a\right )}^{n + 1}}{n + 1} \]
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Time = 9.01 (sec) , antiderivative size = 43, normalized size of antiderivative = 1.95 \[ \int x (2 c+3 d x) \left (a+c x^2+d x^3\right )^n \, dx=\left (\frac {a}{n+1}+\frac {c\,x^2}{n+1}+\frac {d\,x^3}{n+1}\right )\,{\left (d\,x^3+c\,x^2+a\right )}^n \]
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