Integrand size = 22, antiderivative size = 106 \[ \int x^3 \left (a+b x^2\right )^2 \left (c+d x^2\right )^3 \, dx=-\frac {c (b c-a d)^2 \left (c+d x^2\right )^4}{8 d^4}+\frac {(b c-a d) (3 b c-a d) \left (c+d x^2\right )^5}{10 d^4}-\frac {b (3 b c-2 a d) \left (c+d x^2\right )^6}{12 d^4}+\frac {b^2 \left (c+d x^2\right )^7}{14 d^4} \]
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Time = 0.17 (sec) , antiderivative size = 106, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.091, Rules used = {457, 78} \[ \int x^3 \left (a+b x^2\right )^2 \left (c+d x^2\right )^3 \, dx=-\frac {b \left (c+d x^2\right )^6 (3 b c-2 a d)}{12 d^4}+\frac {\left (c+d x^2\right )^5 (b c-a d) (3 b c-a d)}{10 d^4}-\frac {c \left (c+d x^2\right )^4 (b c-a d)^2}{8 d^4}+\frac {b^2 \left (c+d x^2\right )^7}{14 d^4} \]
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Rule 78
Rule 457
Rubi steps \begin{align*} \text {integral}& = \frac {1}{2} \text {Subst}\left (\int x (a+b x)^2 (c+d x)^3 \, dx,x,x^2\right ) \\ & = \frac {1}{2} \text {Subst}\left (\int \left (-\frac {c (b c-a d)^2 (c+d x)^3}{d^3}+\frac {(b c-a d) (3 b c-a d) (c+d x)^4}{d^3}-\frac {b (3 b c-2 a d) (c+d x)^5}{d^3}+\frac {b^2 (c+d x)^6}{d^3}\right ) \, dx,x,x^2\right ) \\ & = -\frac {c (b c-a d)^2 \left (c+d x^2\right )^4}{8 d^4}+\frac {(b c-a d) (3 b c-a d) \left (c+d x^2\right )^5}{10 d^4}-\frac {b (3 b c-2 a d) \left (c+d x^2\right )^6}{12 d^4}+\frac {b^2 \left (c+d x^2\right )^7}{14 d^4} \\ \end{align*}
Time = 0.02 (sec) , antiderivative size = 119, normalized size of antiderivative = 1.12 \[ \int x^3 \left (a+b x^2\right )^2 \left (c+d x^2\right )^3 \, dx=\frac {1}{840} x^4 \left (210 a^2 c^3+140 a c^2 (2 b c+3 a d) x^2+105 c \left (b^2 c^2+6 a b c d+3 a^2 d^2\right ) x^4+84 d \left (3 b^2 c^2+6 a b c d+a^2 d^2\right ) x^6+70 b d^2 (3 b c+2 a d) x^8+60 b^2 d^3 x^{10}\right ) \]
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Time = 2.61 (sec) , antiderivative size = 126, normalized size of antiderivative = 1.19
method | result | size |
norman | \(\frac {a^{2} c^{3} x^{4}}{4}+\left (\frac {1}{2} a^{2} c^{2} d +\frac {1}{3} a b \,c^{3}\right ) x^{6}+\left (\frac {3}{8} c \,a^{2} d^{2}+\frac {3}{4} a b \,c^{2} d +\frac {1}{8} b^{2} c^{3}\right ) x^{8}+\left (\frac {1}{10} a^{2} d^{3}+\frac {3}{5} a b c \,d^{2}+\frac {3}{10} b^{2} c^{2} d \right ) x^{10}+\left (\frac {1}{6} a b \,d^{3}+\frac {1}{4} b^{2} c \,d^{2}\right ) x^{12}+\frac {b^{2} d^{3} x^{14}}{14}\) | \(126\) |
default | \(\frac {b^{2} d^{3} x^{14}}{14}+\frac {\left (2 a b \,d^{3}+3 b^{2} c \,d^{2}\right ) x^{12}}{12}+\frac {\left (a^{2} d^{3}+6 a b c \,d^{2}+3 b^{2} c^{2} d \right ) x^{10}}{10}+\frac {\left (3 c \,a^{2} d^{2}+6 a b \,c^{2} d +b^{2} c^{3}\right ) x^{8}}{8}+\frac {\left (3 a^{2} c^{2} d +2 a b \,c^{3}\right ) x^{6}}{6}+\frac {a^{2} c^{3} x^{4}}{4}\) | \(128\) |
gosper | \(\frac {1}{4} a^{2} c^{3} x^{4}+\frac {1}{2} x^{6} a^{2} c^{2} d +\frac {1}{3} x^{6} a b \,c^{3}+\frac {3}{8} x^{8} c \,a^{2} d^{2}+\frac {3}{4} x^{8} a b \,c^{2} d +\frac {1}{8} x^{8} b^{2} c^{3}+\frac {1}{10} x^{10} a^{2} d^{3}+\frac {3}{5} x^{10} a b c \,d^{2}+\frac {3}{10} x^{10} b^{2} c^{2} d +\frac {1}{6} x^{12} a b \,d^{3}+\frac {1}{4} x^{12} b^{2} c \,d^{2}+\frac {1}{14} b^{2} d^{3} x^{14}\) | \(136\) |
risch | \(\frac {1}{4} a^{2} c^{3} x^{4}+\frac {1}{2} x^{6} a^{2} c^{2} d +\frac {1}{3} x^{6} a b \,c^{3}+\frac {3}{8} x^{8} c \,a^{2} d^{2}+\frac {3}{4} x^{8} a b \,c^{2} d +\frac {1}{8} x^{8} b^{2} c^{3}+\frac {1}{10} x^{10} a^{2} d^{3}+\frac {3}{5} x^{10} a b c \,d^{2}+\frac {3}{10} x^{10} b^{2} c^{2} d +\frac {1}{6} x^{12} a b \,d^{3}+\frac {1}{4} x^{12} b^{2} c \,d^{2}+\frac {1}{14} b^{2} d^{3} x^{14}\) | \(136\) |
parallelrisch | \(\frac {1}{4} a^{2} c^{3} x^{4}+\frac {1}{2} x^{6} a^{2} c^{2} d +\frac {1}{3} x^{6} a b \,c^{3}+\frac {3}{8} x^{8} c \,a^{2} d^{2}+\frac {3}{4} x^{8} a b \,c^{2} d +\frac {1}{8} x^{8} b^{2} c^{3}+\frac {1}{10} x^{10} a^{2} d^{3}+\frac {3}{5} x^{10} a b c \,d^{2}+\frac {3}{10} x^{10} b^{2} c^{2} d +\frac {1}{6} x^{12} a b \,d^{3}+\frac {1}{4} x^{12} b^{2} c \,d^{2}+\frac {1}{14} b^{2} d^{3} x^{14}\) | \(136\) |
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Time = 0.28 (sec) , antiderivative size = 127, normalized size of antiderivative = 1.20 \[ \int x^3 \left (a+b x^2\right )^2 \left (c+d x^2\right )^3 \, dx=\frac {1}{14} \, b^{2} d^{3} x^{14} + \frac {1}{12} \, {\left (3 \, b^{2} c d^{2} + 2 \, a b d^{3}\right )} x^{12} + \frac {1}{10} \, {\left (3 \, b^{2} c^{2} d + 6 \, a b c d^{2} + a^{2} d^{3}\right )} x^{10} + \frac {1}{4} \, a^{2} c^{3} x^{4} + \frac {1}{8} \, {\left (b^{2} c^{3} + 6 \, a b c^{2} d + 3 \, a^{2} c d^{2}\right )} x^{8} + \frac {1}{6} \, {\left (2 \, a b c^{3} + 3 \, a^{2} c^{2} d\right )} x^{6} \]
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Time = 0.03 (sec) , antiderivative size = 138, normalized size of antiderivative = 1.30 \[ \int x^3 \left (a+b x^2\right )^2 \left (c+d x^2\right )^3 \, dx=\frac {a^{2} c^{3} x^{4}}{4} + \frac {b^{2} d^{3} x^{14}}{14} + x^{12} \left (\frac {a b d^{3}}{6} + \frac {b^{2} c d^{2}}{4}\right ) + x^{10} \left (\frac {a^{2} d^{3}}{10} + \frac {3 a b c d^{2}}{5} + \frac {3 b^{2} c^{2} d}{10}\right ) + x^{8} \cdot \left (\frac {3 a^{2} c d^{2}}{8} + \frac {3 a b c^{2} d}{4} + \frac {b^{2} c^{3}}{8}\right ) + x^{6} \left (\frac {a^{2} c^{2} d}{2} + \frac {a b c^{3}}{3}\right ) \]
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Time = 0.19 (sec) , antiderivative size = 127, normalized size of antiderivative = 1.20 \[ \int x^3 \left (a+b x^2\right )^2 \left (c+d x^2\right )^3 \, dx=\frac {1}{14} \, b^{2} d^{3} x^{14} + \frac {1}{12} \, {\left (3 \, b^{2} c d^{2} + 2 \, a b d^{3}\right )} x^{12} + \frac {1}{10} \, {\left (3 \, b^{2} c^{2} d + 6 \, a b c d^{2} + a^{2} d^{3}\right )} x^{10} + \frac {1}{4} \, a^{2} c^{3} x^{4} + \frac {1}{8} \, {\left (b^{2} c^{3} + 6 \, a b c^{2} d + 3 \, a^{2} c d^{2}\right )} x^{8} + \frac {1}{6} \, {\left (2 \, a b c^{3} + 3 \, a^{2} c^{2} d\right )} x^{6} \]
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Time = 0.28 (sec) , antiderivative size = 135, normalized size of antiderivative = 1.27 \[ \int x^3 \left (a+b x^2\right )^2 \left (c+d x^2\right )^3 \, dx=\frac {1}{14} \, b^{2} d^{3} x^{14} + \frac {1}{4} \, b^{2} c d^{2} x^{12} + \frac {1}{6} \, a b d^{3} x^{12} + \frac {3}{10} \, b^{2} c^{2} d x^{10} + \frac {3}{5} \, a b c d^{2} x^{10} + \frac {1}{10} \, a^{2} d^{3} x^{10} + \frac {1}{8} \, b^{2} c^{3} x^{8} + \frac {3}{4} \, a b c^{2} d x^{8} + \frac {3}{8} \, a^{2} c d^{2} x^{8} + \frac {1}{3} \, a b c^{3} x^{6} + \frac {1}{2} \, a^{2} c^{2} d x^{6} + \frac {1}{4} \, a^{2} c^{3} x^{4} \]
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Time = 0.04 (sec) , antiderivative size = 119, normalized size of antiderivative = 1.12 \[ \int x^3 \left (a+b x^2\right )^2 \left (c+d x^2\right )^3 \, dx=x^8\,\left (\frac {3\,a^2\,c\,d^2}{8}+\frac {3\,a\,b\,c^2\,d}{4}+\frac {b^2\,c^3}{8}\right )+x^{10}\,\left (\frac {a^2\,d^3}{10}+\frac {3\,a\,b\,c\,d^2}{5}+\frac {3\,b^2\,c^2\,d}{10}\right )+\frac {a^2\,c^3\,x^4}{4}+\frac {b^2\,d^3\,x^{14}}{14}+\frac {a\,c^2\,x^6\,\left (3\,a\,d+2\,b\,c\right )}{6}+\frac {b\,d^2\,x^{12}\,\left (2\,a\,d+3\,b\,c\right )}{12} \]
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