Integrand size = 20, antiderivative size = 42 \[ \int \left (d+e x^2\right ) \left (a+b x^2+c x^4\right ) \, dx=a d x+\frac {1}{3} (b d+a e) x^3+\frac {1}{5} (c d+b e) x^5+\frac {1}{7} c e x^7 \]
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Time = 0.02 (sec) , antiderivative size = 42, 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 = {1167} \[ \int \left (d+e x^2\right ) \left (a+b x^2+c x^4\right ) \, dx=\frac {1}{3} x^3 (a e+b d)+a d x+\frac {1}{5} x^5 (b e+c d)+\frac {1}{7} c e x^7 \]
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Rule 1167
Rubi steps \begin{align*} \text {integral}& = \int \left (a d+(b d+a e) x^2+(c d+b e) x^4+c e x^6\right ) \, dx \\ & = a d x+\frac {1}{3} (b d+a e) x^3+\frac {1}{5} (c d+b e) x^5+\frac {1}{7} c e x^7 \\ \end{align*}
Time = 0.01 (sec) , antiderivative size = 42, normalized size of antiderivative = 1.00 \[ \int \left (d+e x^2\right ) \left (a+b x^2+c x^4\right ) \, dx=a d x+\frac {1}{3} (b d+a e) x^3+\frac {1}{5} (c d+b e) x^5+\frac {1}{7} c e x^7 \]
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Time = 0.06 (sec) , antiderivative size = 37, normalized size of antiderivative = 0.88
method | result | size |
default | \(a d x +\frac {\left (a e +b d \right ) x^{3}}{3}+\frac {\left (b e +c d \right ) x^{5}}{5}+\frac {c e \,x^{7}}{7}\) | \(37\) |
norman | \(\frac {c e \,x^{7}}{7}+\left (\frac {b e}{5}+\frac {c d}{5}\right ) x^{5}+\left (\frac {a e}{3}+\frac {b d}{3}\right ) x^{3}+a d x\) | \(39\) |
gosper | \(\frac {1}{7} c e \,x^{7}+\frac {1}{5} x^{5} b e +\frac {1}{5} c d \,x^{5}+\frac {1}{3} a e \,x^{3}+\frac {1}{3} x^{3} b d +a d x\) | \(41\) |
risch | \(\frac {1}{7} c e \,x^{7}+\frac {1}{5} x^{5} b e +\frac {1}{5} c d \,x^{5}+\frac {1}{3} a e \,x^{3}+\frac {1}{3} x^{3} b d +a d x\) | \(41\) |
parallelrisch | \(\frac {1}{7} c e \,x^{7}+\frac {1}{5} x^{5} b e +\frac {1}{5} c d \,x^{5}+\frac {1}{3} a e \,x^{3}+\frac {1}{3} x^{3} b d +a d x\) | \(41\) |
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Time = 0.23 (sec) , antiderivative size = 36, normalized size of antiderivative = 0.86 \[ \int \left (d+e x^2\right ) \left (a+b x^2+c x^4\right ) \, dx=\frac {1}{7} \, c e x^{7} + \frac {1}{5} \, {\left (c d + b e\right )} x^{5} + \frac {1}{3} \, {\left (b d + a e\right )} x^{3} + a d x \]
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Time = 0.02 (sec) , antiderivative size = 39, normalized size of antiderivative = 0.93 \[ \int \left (d+e x^2\right ) \left (a+b x^2+c x^4\right ) \, dx=a d x + \frac {c e x^{7}}{7} + x^{5} \left (\frac {b e}{5} + \frac {c d}{5}\right ) + x^{3} \left (\frac {a e}{3} + \frac {b d}{3}\right ) \]
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Time = 0.18 (sec) , antiderivative size = 36, normalized size of antiderivative = 0.86 \[ \int \left (d+e x^2\right ) \left (a+b x^2+c x^4\right ) \, dx=\frac {1}{7} \, c e x^{7} + \frac {1}{5} \, {\left (c d + b e\right )} x^{5} + \frac {1}{3} \, {\left (b d + a e\right )} x^{3} + a d x \]
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Time = 0.29 (sec) , antiderivative size = 40, normalized size of antiderivative = 0.95 \[ \int \left (d+e x^2\right ) \left (a+b x^2+c x^4\right ) \, dx=\frac {1}{7} \, c e x^{7} + \frac {1}{5} \, c d x^{5} + \frac {1}{5} \, b e x^{5} + \frac {1}{3} \, b d x^{3} + \frac {1}{3} \, a e x^{3} + a d x \]
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Time = 0.03 (sec) , antiderivative size = 38, normalized size of antiderivative = 0.90 \[ \int \left (d+e x^2\right ) \left (a+b x^2+c x^4\right ) \, dx=\frac {c\,e\,x^7}{7}+\left (\frac {b\,e}{5}+\frac {c\,d}{5}\right )\,x^5+\left (\frac {a\,e}{3}+\frac {b\,d}{3}\right )\,x^3+a\,d\,x \]
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