Integrand size = 29, antiderivative size = 24 \[ \int \left (b+2 c x+3 d x^2\right ) \left (b x+c x^2+d x^3\right )^n \, dx=\frac {\left (b x+c x^2+d x^3\right )^{1+n}}{1+n} \]
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Time = 0.01 (sec) , antiderivative size = 24, normalized size of antiderivative = 1.00, number of steps used = 1, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.034, Rules used = {1602} \[ \int \left (b+2 c x+3 d x^2\right ) \left (b x+c x^2+d x^3\right )^n \, dx=\frac {\left (b x+c x^2+d x^3\right )^{n+1}}{n+1} \]
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Rule 1602
Rubi steps \begin{align*} \text {integral}& = \frac {\left (b x+c x^2+d x^3\right )^{1+n}}{1+n} \\ \end{align*}
Time = 0.25 (sec) , antiderivative size = 21, normalized size of antiderivative = 0.88 \[ \int \left (b+2 c x+3 d x^2\right ) \left (b x+c x^2+d x^3\right )^n \, dx=\frac {(x (b+x (c+d x)))^{1+n}}{1+n} \]
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Time = 0.11 (sec) , antiderivative size = 25, normalized size of antiderivative = 1.04
method | result | size |
derivativedivides | \(\frac {\left (x^{3} d +c \,x^{2}+b x \right )^{1+n}}{1+n}\) | \(25\) |
default | \(\frac {\left (x^{3} d +c \,x^{2}+b x \right )^{1+n}}{1+n}\) | \(25\) |
risch | \(\frac {x \left (d \,x^{2}+c x +b \right ) {\left (x \left (d \,x^{2}+c x +b \right )\right )}^{n}}{1+n}\) | \(32\) |
gosper | \(\frac {x \left (d \,x^{2}+c x +b \right ) \left (x^{3} d +c \,x^{2}+b x \right )^{n}}{1+n}\) | \(34\) |
parallelrisch | \(\frac {x^{3} {\left (x \left (d \,x^{2}+c x +b \right )\right )}^{n} d^{2}+x^{2} {\left (x \left (d \,x^{2}+c x +b \right )\right )}^{n} c d +x {\left (x \left (d \,x^{2}+c x +b \right )\right )}^{n} b d}{d \left (1+n \right )}\) | \(70\) |
norman | \(\frac {b x \,{\mathrm e}^{n \ln \left (x^{3} d +c \,x^{2}+b x \right )}}{1+n}+\frac {c \,x^{2} {\mathrm e}^{n \ln \left (x^{3} d +c \,x^{2}+b x \right )}}{1+n}+\frac {d \,x^{3} {\mathrm e}^{n \ln \left (x^{3} d +c \,x^{2}+b x \right )}}{1+n}\) | \(84\) |
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none
Time = 0.26 (sec) , antiderivative size = 36, normalized size of antiderivative = 1.50 \[ \int \left (b+2 c x+3 d x^2\right ) \left (b x+c x^2+d x^3\right )^n \, dx=\frac {{\left (d x^{3} + c x^{2} + b x\right )} {\left (d x^{3} + c x^{2} + b x\right )}^{n}}{n + 1} \]
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Timed out. \[ \int \left (b+2 c x+3 d x^2\right ) \left (b x+c x^2+d x^3\right )^n \, dx=\text {Timed out} \]
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none
Time = 0.20 (sec) , antiderivative size = 24, normalized size of antiderivative = 1.00 \[ \int \left (b+2 c x+3 d x^2\right ) \left (b x+c x^2+d x^3\right )^n \, dx=\frac {{\left (d x^{3} + c x^{2} + b x\right )}^{n + 1}}{n + 1} \]
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none
Time = 0.29 (sec) , antiderivative size = 24, normalized size of antiderivative = 1.00 \[ \int \left (b+2 c x+3 d x^2\right ) \left (b x+c x^2+d x^3\right )^n \, dx=\frac {{\left (d x^{3} + c x^{2} + b x\right )}^{n + 1}}{n + 1} \]
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Time = 9.31 (sec) , antiderivative size = 46, normalized size of antiderivative = 1.92 \[ \int \left (b+2 c x+3 d x^2\right ) \left (b x+c x^2+d x^3\right )^n \, dx=\left (\frac {b\,x}{n+1}+\frac {c\,x^2}{n+1}+\frac {d\,x^3}{n+1}\right )\,{\left (d\,x^3+c\,x^2+b\,x\right )}^n \]
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