Integrand size = 30, antiderivative size = 17 \[ \int \frac {(d+e x)^6}{\left (c d^2+2 c d e x+c e^2 x^2\right )^2} \, dx=\frac {(d+e x)^3}{3 c^2 e} \]
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Time = 0.00 (sec) , antiderivative size = 17, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 3, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.100, Rules used = {27, 12, 32} \[ \int \frac {(d+e x)^6}{\left (c d^2+2 c d e x+c e^2 x^2\right )^2} \, dx=\frac {(d+e x)^3}{3 c^2 e} \]
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Rule 12
Rule 27
Rule 32
Rubi steps \begin{align*} \text {integral}& = \int \frac {(d+e x)^2}{c^2} \, dx \\ & = \frac {\int (d+e x)^2 \, dx}{c^2} \\ & = \frac {(d+e x)^3}{3 c^2 e} \\ \end{align*}
Time = 0.00 (sec) , antiderivative size = 17, normalized size of antiderivative = 1.00 \[ \int \frac {(d+e x)^6}{\left (c d^2+2 c d e x+c e^2 x^2\right )^2} \, dx=\frac {(d+e x)^3}{3 c^2 e} \]
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Time = 2.41 (sec) , antiderivative size = 16, normalized size of antiderivative = 0.94
method | result | size |
default | \(\frac {\left (e x +d \right )^{3}}{3 c^{2} e}\) | \(16\) |
gosper | \(\frac {x \left (x^{2} e^{2}+3 d e x +3 d^{2}\right )}{3 c^{2}}\) | \(25\) |
parallelrisch | \(\frac {e^{2} x^{3}+3 d e \,x^{2}+3 x \,d^{2}}{3 c^{2}}\) | \(27\) |
risch | \(\frac {e^{2} x^{3}}{3 c^{2}}+\frac {e d \,x^{2}}{c^{2}}+\frac {x \,d^{2}}{c^{2}}+\frac {d^{3}}{3 c^{2} e}\) | \(41\) |
norman | \(\frac {\frac {e^{5} x^{6}}{3 c}+\frac {2 d \,e^{4} x^{5}}{c}-\frac {19 d^{6}}{3 e c}+\frac {5 e^{3} d^{2} x^{4}}{c}-\frac {15 d^{4} e \,x^{2}}{c}-\frac {18 d^{5} x}{c}}{c \left (e x +d \right )^{3}}\) | \(82\) |
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Time = 0.28 (sec) , antiderivative size = 26, normalized size of antiderivative = 1.53 \[ \int \frac {(d+e x)^6}{\left (c d^2+2 c d e x+c e^2 x^2\right )^2} \, dx=\frac {e^{2} x^{3} + 3 \, d e x^{2} + 3 \, d^{2} x}{3 \, c^{2}} \]
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Leaf count of result is larger than twice the leaf count of optimal. 29 vs. \(2 (12) = 24\).
Time = 0.04 (sec) , antiderivative size = 29, normalized size of antiderivative = 1.71 \[ \int \frac {(d+e x)^6}{\left (c d^2+2 c d e x+c e^2 x^2\right )^2} \, dx=\frac {d^{2} x}{c^{2}} + \frac {d e x^{2}}{c^{2}} + \frac {e^{2} x^{3}}{3 c^{2}} \]
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Time = 0.20 (sec) , antiderivative size = 26, normalized size of antiderivative = 1.53 \[ \int \frac {(d+e x)^6}{\left (c d^2+2 c d e x+c e^2 x^2\right )^2} \, dx=\frac {e^{2} x^{3} + 3 \, d e x^{2} + 3 \, d^{2} x}{3 \, c^{2}} \]
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Time = 0.27 (sec) , antiderivative size = 26, normalized size of antiderivative = 1.53 \[ \int \frac {(d+e x)^6}{\left (c d^2+2 c d e x+c e^2 x^2\right )^2} \, dx=\frac {e^{2} x^{3} + 3 \, d e x^{2} + 3 \, d^{2} x}{3 \, c^{2}} \]
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Time = 0.04 (sec) , antiderivative size = 24, normalized size of antiderivative = 1.41 \[ \int \frac {(d+e x)^6}{\left (c d^2+2 c d e x+c e^2 x^2\right )^2} \, dx=\frac {x\,\left (3\,d^2+3\,d\,e\,x+e^2\,x^2\right )}{3\,c^2} \]
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