Integrand size = 63, antiderivative size = 20 \[ \int \frac {a d+a e x+(b d+a f) x^2+b e x^3+(c d+b f) x^4+c e x^5+c f x^6}{a+b x^2+c x^4} \, dx=d x+\frac {e x^2}{2}+\frac {f x^3}{3} \]
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Time = 0.02 (sec) , antiderivative size = 20, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 1, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.016, Rules used = {1600} \[ \int \frac {a d+a e x+(b d+a f) x^2+b e x^3+(c d+b f) x^4+c e x^5+c f x^6}{a+b x^2+c x^4} \, dx=d x+\frac {e x^2}{2}+\frac {f x^3}{3} \]
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Rule 1600
Rubi steps \begin{align*} \text {integral}& = \int \left (d+e x+f x^2\right ) \, dx \\ & = d x+\frac {e x^2}{2}+\frac {f x^3}{3} \\ \end{align*}
Time = 0.00 (sec) , antiderivative size = 20, normalized size of antiderivative = 1.00 \[ \int \frac {a d+a e x+(b d+a f) x^2+b e x^3+(c d+b f) x^4+c e x^5+c f x^6}{a+b x^2+c x^4} \, dx=d x+\frac {e x^2}{2}+\frac {f x^3}{3} \]
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Time = 0.02 (sec) , antiderivative size = 17, normalized size of antiderivative = 0.85
method | result | size |
default | \(d x +\frac {1}{2} e \,x^{2}+\frac {1}{3} f \,x^{3}\) | \(17\) |
norman | \(d x +\frac {1}{2} e \,x^{2}+\frac {1}{3} f \,x^{3}\) | \(17\) |
risch | \(d x +\frac {1}{2} e \,x^{2}+\frac {1}{3} f \,x^{3}\) | \(17\) |
parallelrisch | \(d x +\frac {1}{2} e \,x^{2}+\frac {1}{3} f \,x^{3}\) | \(17\) |
parts | \(d x +\frac {1}{2} e \,x^{2}+\frac {1}{3} f \,x^{3}\) | \(17\) |
gosper | \(\frac {x \left (2 f \,x^{2}+3 e x +6 d \right )}{6}\) | \(18\) |
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Time = 0.26 (sec) , antiderivative size = 16, normalized size of antiderivative = 0.80 \[ \int \frac {a d+a e x+(b d+a f) x^2+b e x^3+(c d+b f) x^4+c e x^5+c f x^6}{a+b x^2+c x^4} \, dx=\frac {1}{3} \, f x^{3} + \frac {1}{2} \, e x^{2} + d x \]
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Time = 0.03 (sec) , antiderivative size = 15, normalized size of antiderivative = 0.75 \[ \int \frac {a d+a e x+(b d+a f) x^2+b e x^3+(c d+b f) x^4+c e x^5+c f x^6}{a+b x^2+c x^4} \, dx=d x + \frac {e x^{2}}{2} + \frac {f x^{3}}{3} \]
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Time = 0.19 (sec) , antiderivative size = 16, normalized size of antiderivative = 0.80 \[ \int \frac {a d+a e x+(b d+a f) x^2+b e x^3+(c d+b f) x^4+c e x^5+c f x^6}{a+b x^2+c x^4} \, dx=\frac {1}{3} \, f x^{3} + \frac {1}{2} \, e x^{2} + d x \]
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Time = 0.62 (sec) , antiderivative size = 16, normalized size of antiderivative = 0.80 \[ \int \frac {a d+a e x+(b d+a f) x^2+b e x^3+(c d+b f) x^4+c e x^5+c f x^6}{a+b x^2+c x^4} \, dx=\frac {1}{3} \, f x^{3} + \frac {1}{2} \, e x^{2} + d x \]
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Time = 0.02 (sec) , antiderivative size = 16, normalized size of antiderivative = 0.80 \[ \int \frac {a d+a e x+(b d+a f) x^2+b e x^3+(c d+b f) x^4+c e x^5+c f x^6}{a+b x^2+c x^4} \, dx=\frac {f\,x^3}{3}+\frac {e\,x^2}{2}+d\,x \]
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