Integrand size = 20, antiderivative size = 55 \[ \int x^4 \left (a+b x^2\right )^2 \left (c+d x^2\right ) \, dx=\frac {1}{5} a^2 c x^5+\frac {1}{7} a (2 b c+a d) x^7+\frac {1}{9} b (b c+2 a d) x^9+\frac {1}{11} b^2 d x^{11} \]
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Time = 0.03 (sec) , antiderivative size = 55, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.050, Rules used = {459} \[ \int x^4 \left (a+b x^2\right )^2 \left (c+d x^2\right ) \, dx=\frac {1}{5} a^2 c x^5+\frac {1}{9} b x^9 (2 a d+b c)+\frac {1}{7} a x^7 (a d+2 b c)+\frac {1}{11} b^2 d x^{11} \]
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Rule 459
Rubi steps \begin{align*} \text {integral}& = \int \left (a^2 c x^4+a (2 b c+a d) x^6+b (b c+2 a d) x^8+b^2 d x^{10}\right ) \, dx \\ & = \frac {1}{5} a^2 c x^5+\frac {1}{7} a (2 b c+a d) x^7+\frac {1}{9} b (b c+2 a d) x^9+\frac {1}{11} b^2 d x^{11} \\ \end{align*}
Time = 0.01 (sec) , antiderivative size = 55, normalized size of antiderivative = 1.00 \[ \int x^4 \left (a+b x^2\right )^2 \left (c+d x^2\right ) \, dx=\frac {1}{5} a^2 c x^5+\frac {1}{7} a (2 b c+a d) x^7+\frac {1}{9} b (b c+2 a d) x^9+\frac {1}{11} b^2 d x^{11} \]
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Time = 2.61 (sec) , antiderivative size = 52, normalized size of antiderivative = 0.95
method | result | size |
default | \(\frac {b^{2} d \,x^{11}}{11}+\frac {\left (2 a b d +b^{2} c \right ) x^{9}}{9}+\frac {\left (a^{2} d +2 a b c \right ) x^{7}}{7}+\frac {a^{2} c \,x^{5}}{5}\) | \(52\) |
norman | \(\frac {b^{2} d \,x^{11}}{11}+\left (\frac {2}{9} a b d +\frac {1}{9} b^{2} c \right ) x^{9}+\left (\frac {1}{7} a^{2} d +\frac {2}{7} a b c \right ) x^{7}+\frac {a^{2} c \,x^{5}}{5}\) | \(52\) |
gosper | \(\frac {1}{11} b^{2} d \,x^{11}+\frac {2}{9} x^{9} a b d +\frac {1}{9} x^{9} b^{2} c +\frac {1}{7} x^{7} a^{2} d +\frac {2}{7} x^{7} a b c +\frac {1}{5} a^{2} c \,x^{5}\) | \(54\) |
risch | \(\frac {1}{11} b^{2} d \,x^{11}+\frac {2}{9} x^{9} a b d +\frac {1}{9} x^{9} b^{2} c +\frac {1}{7} x^{7} a^{2} d +\frac {2}{7} x^{7} a b c +\frac {1}{5} a^{2} c \,x^{5}\) | \(54\) |
parallelrisch | \(\frac {1}{11} b^{2} d \,x^{11}+\frac {2}{9} x^{9} a b d +\frac {1}{9} x^{9} b^{2} c +\frac {1}{7} x^{7} a^{2} d +\frac {2}{7} x^{7} a b c +\frac {1}{5} a^{2} c \,x^{5}\) | \(54\) |
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Time = 0.31 (sec) , antiderivative size = 51, normalized size of antiderivative = 0.93 \[ \int x^4 \left (a+b x^2\right )^2 \left (c+d x^2\right ) \, dx=\frac {1}{11} \, b^{2} d x^{11} + \frac {1}{9} \, {\left (b^{2} c + 2 \, a b d\right )} x^{9} + \frac {1}{5} \, a^{2} c x^{5} + \frac {1}{7} \, {\left (2 \, a b c + a^{2} d\right )} x^{7} \]
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Time = 0.02 (sec) , antiderivative size = 56, normalized size of antiderivative = 1.02 \[ \int x^4 \left (a+b x^2\right )^2 \left (c+d x^2\right ) \, dx=\frac {a^{2} c x^{5}}{5} + \frac {b^{2} d x^{11}}{11} + x^{9} \cdot \left (\frac {2 a b d}{9} + \frac {b^{2} c}{9}\right ) + x^{7} \left (\frac {a^{2} d}{7} + \frac {2 a b c}{7}\right ) \]
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Time = 0.19 (sec) , antiderivative size = 51, normalized size of antiderivative = 0.93 \[ \int x^4 \left (a+b x^2\right )^2 \left (c+d x^2\right ) \, dx=\frac {1}{11} \, b^{2} d x^{11} + \frac {1}{9} \, {\left (b^{2} c + 2 \, a b d\right )} x^{9} + \frac {1}{5} \, a^{2} c x^{5} + \frac {1}{7} \, {\left (2 \, a b c + a^{2} d\right )} x^{7} \]
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Time = 0.27 (sec) , antiderivative size = 53, normalized size of antiderivative = 0.96 \[ \int x^4 \left (a+b x^2\right )^2 \left (c+d x^2\right ) \, dx=\frac {1}{11} \, b^{2} d x^{11} + \frac {1}{9} \, b^{2} c x^{9} + \frac {2}{9} \, a b d x^{9} + \frac {2}{7} \, a b c x^{7} + \frac {1}{7} \, a^{2} d x^{7} + \frac {1}{5} \, a^{2} c x^{5} \]
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Time = 5.18 (sec) , antiderivative size = 51, normalized size of antiderivative = 0.93 \[ \int x^4 \left (a+b x^2\right )^2 \left (c+d x^2\right ) \, dx=x^7\,\left (\frac {d\,a^2}{7}+\frac {2\,b\,c\,a}{7}\right )+x^9\,\left (\frac {c\,b^2}{9}+\frac {2\,a\,d\,b}{9}\right )+\frac {a^2\,c\,x^5}{5}+\frac {b^2\,d\,x^{11}}{11} \]
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