Integrand size = 17, antiderivative size = 60 \[ \int \left (a+c x^2\right ) \left (e+f x^4\right )^2 \, dx=a e^2 x+\frac {1}{3} c e^2 x^3+\frac {2}{5} a e f x^5+\frac {2}{7} c e f x^7+\frac {1}{9} a f^2 x^9+\frac {1}{11} c f^2 x^{11} \]
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Time = 0.02 (sec) , antiderivative size = 60, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.059, Rules used = {1168} \[ \int \left (a+c x^2\right ) \left (e+f x^4\right )^2 \, dx=a e^2 x+\frac {2}{5} a e f x^5+\frac {1}{9} a f^2 x^9+\frac {1}{3} c e^2 x^3+\frac {2}{7} c e f x^7+\frac {1}{11} c f^2 x^{11} \]
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Rule 1168
Rubi steps \begin{align*} \text {integral}& = \int \left (a e^2+c e^2 x^2+2 a e f x^4+2 c e f x^6+a f^2 x^8+c f^2 x^{10}\right ) \, dx \\ & = a e^2 x+\frac {1}{3} c e^2 x^3+\frac {2}{5} a e f x^5+\frac {2}{7} c e f x^7+\frac {1}{9} a f^2 x^9+\frac {1}{11} c f^2 x^{11} \\ \end{align*}
Time = 0.00 (sec) , antiderivative size = 60, normalized size of antiderivative = 1.00 \[ \int \left (a+c x^2\right ) \left (e+f x^4\right )^2 \, dx=a e^2 x+\frac {1}{3} c e^2 x^3+\frac {2}{5} a e f x^5+\frac {2}{7} c e f x^7+\frac {1}{9} a f^2 x^9+\frac {1}{11} c f^2 x^{11} \]
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Time = 1.50 (sec) , antiderivative size = 51, normalized size of antiderivative = 0.85
method | result | size |
gosper | \(a \,e^{2} x +\frac {1}{3} c \,e^{2} x^{3}+\frac {2}{5} a e f \,x^{5}+\frac {2}{7} c e f \,x^{7}+\frac {1}{9} a \,f^{2} x^{9}+\frac {1}{11} c \,f^{2} x^{11}\) | \(51\) |
default | \(a \,e^{2} x +\frac {1}{3} c \,e^{2} x^{3}+\frac {2}{5} a e f \,x^{5}+\frac {2}{7} c e f \,x^{7}+\frac {1}{9} a \,f^{2} x^{9}+\frac {1}{11} c \,f^{2} x^{11}\) | \(51\) |
norman | \(a \,e^{2} x +\frac {1}{3} c \,e^{2} x^{3}+\frac {2}{5} a e f \,x^{5}+\frac {2}{7} c e f \,x^{7}+\frac {1}{9} a \,f^{2} x^{9}+\frac {1}{11} c \,f^{2} x^{11}\) | \(51\) |
risch | \(a \,e^{2} x +\frac {1}{3} c \,e^{2} x^{3}+\frac {2}{5} a e f \,x^{5}+\frac {2}{7} c e f \,x^{7}+\frac {1}{9} a \,f^{2} x^{9}+\frac {1}{11} c \,f^{2} x^{11}\) | \(51\) |
parallelrisch | \(a \,e^{2} x +\frac {1}{3} c \,e^{2} x^{3}+\frac {2}{5} a e f \,x^{5}+\frac {2}{7} c e f \,x^{7}+\frac {1}{9} a \,f^{2} x^{9}+\frac {1}{11} c \,f^{2} x^{11}\) | \(51\) |
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Time = 0.24 (sec) , antiderivative size = 50, normalized size of antiderivative = 0.83 \[ \int \left (a+c x^2\right ) \left (e+f x^4\right )^2 \, dx=\frac {1}{11} \, c f^{2} x^{11} + \frac {1}{9} \, a f^{2} x^{9} + \frac {2}{7} \, c e f x^{7} + \frac {2}{5} \, a e f x^{5} + \frac {1}{3} \, c e^{2} x^{3} + a e^{2} x \]
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Time = 0.02 (sec) , antiderivative size = 60, normalized size of antiderivative = 1.00 \[ \int \left (a+c x^2\right ) \left (e+f x^4\right )^2 \, dx=a e^{2} x + \frac {2 a e f x^{5}}{5} + \frac {a f^{2} x^{9}}{9} + \frac {c e^{2} x^{3}}{3} + \frac {2 c e f x^{7}}{7} + \frac {c f^{2} x^{11}}{11} \]
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none
Time = 0.22 (sec) , antiderivative size = 50, normalized size of antiderivative = 0.83 \[ \int \left (a+c x^2\right ) \left (e+f x^4\right )^2 \, dx=\frac {1}{11} \, c f^{2} x^{11} + \frac {1}{9} \, a f^{2} x^{9} + \frac {2}{7} \, c e f x^{7} + \frac {2}{5} \, a e f x^{5} + \frac {1}{3} \, c e^{2} x^{3} + a e^{2} x \]
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Time = 0.26 (sec) , antiderivative size = 50, normalized size of antiderivative = 0.83 \[ \int \left (a+c x^2\right ) \left (e+f x^4\right )^2 \, dx=\frac {1}{11} \, c f^{2} x^{11} + \frac {1}{9} \, a f^{2} x^{9} + \frac {2}{7} \, c e f x^{7} + \frac {2}{5} \, a e f x^{5} + \frac {1}{3} \, c e^{2} x^{3} + a e^{2} x \]
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Time = 0.03 (sec) , antiderivative size = 50, normalized size of antiderivative = 0.83 \[ \int \left (a+c x^2\right ) \left (e+f x^4\right )^2 \, dx=\frac {c\,e^2\,x^3}{3}+a\,e^2\,x+\frac {2\,c\,e\,f\,x^7}{7}+\frac {2\,a\,e\,f\,x^5}{5}+\frac {c\,f^2\,x^{11}}{11}+\frac {a\,f^2\,x^9}{9} \]
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