Integrand size = 20, antiderivative size = 54 \[ \int x \left (a x^2+b x^3+c x^4\right )^2 \, dx=\frac {a^2 x^6}{6}+\frac {2}{7} a b x^7+\frac {1}{8} \left (b^2+2 a c\right ) x^8+\frac {2}{9} b c x^9+\frac {c^2 x^{10}}{10} \]
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Time = 0.02 (sec) , antiderivative size = 54, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.100, Rules used = {1599, 712} \[ \int x \left (a x^2+b x^3+c x^4\right )^2 \, dx=\frac {a^2 x^6}{6}+\frac {1}{8} x^8 \left (2 a c+b^2\right )+\frac {2}{7} a b x^7+\frac {2}{9} b c x^9+\frac {c^2 x^{10}}{10} \]
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Rule 712
Rule 1599
Rubi steps \begin{align*} \text {integral}& = \int x^5 \left (a+b x+c x^2\right )^2 \, dx \\ & = \int \left (a^2 x^5+2 a b x^6+\left (b^2+2 a c\right ) x^7+2 b c x^8+c^2 x^9\right ) \, dx \\ & = \frac {a^2 x^6}{6}+\frac {2}{7} a b x^7+\frac {1}{8} \left (b^2+2 a c\right ) x^8+\frac {2}{9} b c x^9+\frac {c^2 x^{10}}{10} \\ \end{align*}
Time = 0.01 (sec) , antiderivative size = 54, normalized size of antiderivative = 1.00 \[ \int x \left (a x^2+b x^3+c x^4\right )^2 \, dx=\frac {a^2 x^6}{6}+\frac {2}{7} a b x^7+\frac {1}{8} \left (b^2+2 a c\right ) x^8+\frac {2}{9} b c x^9+\frac {c^2 x^{10}}{10} \]
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Time = 0.08 (sec) , antiderivative size = 45, normalized size of antiderivative = 0.83
method | result | size |
default | \(\frac {a^{2} x^{6}}{6}+\frac {2 a b \,x^{7}}{7}+\frac {\left (2 a c +b^{2}\right ) x^{8}}{8}+\frac {2 b c \,x^{9}}{9}+\frac {c^{2} x^{10}}{10}\) | \(45\) |
norman | \(\frac {c^{2} x^{10}}{10}+\frac {2 b c \,x^{9}}{9}+\left (\frac {a c}{4}+\frac {b^{2}}{8}\right ) x^{8}+\frac {2 a b \,x^{7}}{7}+\frac {a^{2} x^{6}}{6}\) | \(46\) |
gosper | \(\frac {x^{6} \left (252 c^{2} x^{4}+560 b c \,x^{3}+630 a c \,x^{2}+315 b^{2} x^{2}+720 a b x +420 a^{2}\right )}{2520}\) | \(47\) |
risch | \(\frac {1}{6} a^{2} x^{6}+\frac {2}{7} a b \,x^{7}+\frac {1}{4} x^{8} a c +\frac {1}{8} b^{2} x^{8}+\frac {2}{9} b c \,x^{9}+\frac {1}{10} c^{2} x^{10}\) | \(47\) |
parallelrisch | \(\frac {1}{6} a^{2} x^{6}+\frac {2}{7} a b \,x^{7}+\frac {1}{4} x^{8} a c +\frac {1}{8} b^{2} x^{8}+\frac {2}{9} b c \,x^{9}+\frac {1}{10} c^{2} x^{10}\) | \(47\) |
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Time = 0.23 (sec) , antiderivative size = 44, normalized size of antiderivative = 0.81 \[ \int x \left (a x^2+b x^3+c x^4\right )^2 \, dx=\frac {1}{10} \, c^{2} x^{10} + \frac {2}{9} \, b c x^{9} + \frac {2}{7} \, a b x^{7} + \frac {1}{8} \, {\left (b^{2} + 2 \, a c\right )} x^{8} + \frac {1}{6} \, a^{2} x^{6} \]
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Time = 0.02 (sec) , antiderivative size = 49, normalized size of antiderivative = 0.91 \[ \int x \left (a x^2+b x^3+c x^4\right )^2 \, dx=\frac {a^{2} x^{6}}{6} + \frac {2 a b x^{7}}{7} + \frac {2 b c x^{9}}{9} + \frac {c^{2} x^{10}}{10} + x^{8} \left (\frac {a c}{4} + \frac {b^{2}}{8}\right ) \]
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Time = 0.19 (sec) , antiderivative size = 44, normalized size of antiderivative = 0.81 \[ \int x \left (a x^2+b x^3+c x^4\right )^2 \, dx=\frac {1}{10} \, c^{2} x^{10} + \frac {2}{9} \, b c x^{9} + \frac {2}{7} \, a b x^{7} + \frac {1}{8} \, {\left (b^{2} + 2 \, a c\right )} x^{8} + \frac {1}{6} \, a^{2} x^{6} \]
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Time = 0.32 (sec) , antiderivative size = 46, normalized size of antiderivative = 0.85 \[ \int x \left (a x^2+b x^3+c x^4\right )^2 \, dx=\frac {1}{10} \, c^{2} x^{10} + \frac {2}{9} \, b c x^{9} + \frac {1}{8} \, b^{2} x^{8} + \frac {1}{4} \, a c x^{8} + \frac {2}{7} \, a b x^{7} + \frac {1}{6} \, a^{2} x^{6} \]
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Time = 0.01 (sec) , antiderivative size = 45, normalized size of antiderivative = 0.83 \[ \int x \left (a x^2+b x^3+c x^4\right )^2 \, dx=x^8\,\left (\frac {b^2}{8}+\frac {a\,c}{4}\right )+\frac {a^2\,x^6}{6}+\frac {c^2\,x^{10}}{10}+\frac {2\,a\,b\,x^7}{7}+\frac {2\,b\,c\,x^9}{9} \]
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