Integrand size = 30, antiderivative size = 25 \[ \int \left (b+2 c x+3 d x^2\right ) \left (a+b x+c x^2+d x^3\right )^n \, dx=\frac {\left (a+b x+c x^2+d x^3\right )^{1+n}}{1+n} \]
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Time = 0.02 (sec) , antiderivative size = 25, normalized size of antiderivative = 1.00, number of steps used = 1, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.033, Rules used = {1602} \[ \int \left (b+2 c x+3 d x^2\right ) \left (a+b x+c x^2+d x^3\right )^n \, dx=\frac {\left (a+b x+c x^2+d x^3\right )^{n+1}}{n+1} \]
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Rule 1602
Rubi steps \begin{align*} \text {integral}& = \frac {\left (a+b x+c x^2+d x^3\right )^{1+n}}{1+n} \\ \end{align*}
Time = 0.07 (sec) , antiderivative size = 23, normalized size of antiderivative = 0.92 \[ \int \left (b+2 c x+3 d x^2\right ) \left (a+b x+c x^2+d x^3\right )^n \, dx=\frac {(a+x (b+x (c+d x)))^{1+n}}{1+n} \]
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Time = 0.14 (sec) , antiderivative size = 26, normalized size of antiderivative = 1.04
method | result | size |
gosper | \(\frac {\left (x^{3} d +c \,x^{2}+b x +a \right )^{1+n}}{1+n}\) | \(26\) |
derivativedivides | \(\frac {\left (x^{3} d +c \,x^{2}+b x +a \right )^{1+n}}{1+n}\) | \(26\) |
default | \(\frac {\left (x^{3} d +c \,x^{2}+b x +a \right )^{1+n}}{1+n}\) | \(26\) |
risch | \(\frac {\left (x^{3} d +c \,x^{2}+b x +a \right ) \left (x^{3} d +c \,x^{2}+b x +a \right )^{n}}{1+n}\) | \(39\) |
parallelrisch | \(\frac {x^{3} \left (x^{3} d +c \,x^{2}+b x +a \right )^{n} c d +x^{2} \left (x^{3} d +c \,x^{2}+b x +a \right )^{n} c^{2}+x \left (x^{3} d +c \,x^{2}+b x +a \right )^{n} b c +\left (x^{3} d +c \,x^{2}+b x +a \right )^{n} a c}{c \left (1+n \right )}\) | \(99\) |
norman | \(\frac {a \,{\mathrm e}^{n \ln \left (x^{3} d +c \,x^{2}+b x +a \right )}}{1+n}+\frac {b x \,{\mathrm e}^{n \ln \left (x^{3} d +c \,x^{2}+b x +a \right )}}{1+n}+\frac {c \,x^{2} {\mathrm e}^{n \ln \left (x^{3} d +c \,x^{2}+b x +a \right )}}{1+n}+\frac {d \,x^{3} {\mathrm e}^{n \ln \left (x^{3} d +c \,x^{2}+b x +a \right )}}{1+n}\) | \(113\) |
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none
Time = 0.26 (sec) , antiderivative size = 38, normalized size of antiderivative = 1.52 \[ \int \left (b+2 c x+3 d x^2\right ) \left (a+b x+c x^2+d x^3\right )^n \, dx=\frac {{\left (d x^{3} + c x^{2} + b x + a\right )} {\left (d x^{3} + c x^{2} + b x + a\right )}^{n}}{n + 1} \]
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Timed out. \[ \int \left (b+2 c x+3 d x^2\right ) \left (a+b x+c x^2+d x^3\right )^n \, dx=\text {Timed out} \]
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none
Time = 0.21 (sec) , antiderivative size = 25, normalized size of antiderivative = 1.00 \[ \int \left (b+2 c x+3 d x^2\right ) \left (a+b x+c x^2+d x^3\right )^n \, dx=\frac {{\left (d x^{3} + c x^{2} + b x + a\right )}^{n + 1}}{n + 1} \]
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none
Time = 0.27 (sec) , antiderivative size = 25, normalized size of antiderivative = 1.00 \[ \int \left (b+2 c x+3 d x^2\right ) \left (a+b x+c x^2+d x^3\right )^n \, dx=\frac {{\left (d x^{3} + c x^{2} + b x + a\right )}^{n + 1}}{n + 1} \]
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Time = 9.24 (sec) , antiderivative size = 54, normalized size of antiderivative = 2.16 \[ \int \left (b+2 c x+3 d x^2\right ) \left (a+b x+c x^2+d x^3\right )^n \, dx={\left (d\,x^3+c\,x^2+b\,x+a\right )}^n\,\left (\frac {a}{n+1}+\frac {b\,x}{n+1}+\frac {c\,x^2}{n+1}+\frac {d\,x^3}{n+1}\right ) \]
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