Integrand size = 35, antiderivative size = 35 \[ \int \frac {\left (a d e+\left (c d^2+a e^2\right ) x+c d e x^2\right )^2}{(d+e x)^6} \, dx=\frac {(a e+c d x)^3}{3 \left (c d^2-a e^2\right ) (d+e x)^3} \]
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Time = 0.01 (sec) , antiderivative size = 35, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.057, Rules used = {640, 37} \[ \int \frac {\left (a d e+\left (c d^2+a e^2\right ) x+c d e x^2\right )^2}{(d+e x)^6} \, dx=\frac {(a e+c d x)^3}{3 (d+e x)^3 \left (c d^2-a e^2\right )} \]
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Rule 37
Rule 640
Rubi steps \begin{align*} \text {integral}& = \int \frac {(a e+c d x)^2}{(d+e x)^4} \, dx \\ & = \frac {(a e+c d x)^3}{3 \left (c d^2-a e^2\right ) (d+e x)^3} \\ \end{align*}
Time = 0.02 (sec) , antiderivative size = 59, normalized size of antiderivative = 1.69 \[ \int \frac {\left (a d e+\left (c d^2+a e^2\right ) x+c d e x^2\right )^2}{(d+e x)^6} \, dx=-\frac {a^2 e^4+a c d e^2 (d+3 e x)+c^2 d^2 \left (d^2+3 d e x+3 e^2 x^2\right )}{3 e^3 (d+e x)^3} \]
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Leaf count of result is larger than twice the leaf count of optimal. \(69\) vs. \(2(33)=66\).
Time = 2.37 (sec) , antiderivative size = 70, normalized size of antiderivative = 2.00
method | result | size |
gosper | \(-\frac {3 x^{2} c^{2} d^{2} e^{2}+3 x a c d \,e^{3}+3 x \,c^{2} d^{3} e +a^{2} e^{4}+a c \,d^{2} e^{2}+c^{2} d^{4}}{3 e^{3} \left (e x +d \right )^{3}}\) | \(70\) |
risch | \(\frac {-\frac {d^{2} c^{2} x^{2}}{e}-\frac {c d \left (e^{2} a +c \,d^{2}\right ) x}{e^{2}}-\frac {a^{2} e^{4}+a c \,d^{2} e^{2}+c^{2} d^{4}}{3 e^{3}}}{\left (e x +d \right )^{3}}\) | \(72\) |
parallelrisch | \(\frac {-3 x^{2} c^{2} d^{2} e^{2}-3 x a c d \,e^{3}-3 x \,c^{2} d^{3} e -a^{2} e^{4}-a c \,d^{2} e^{2}-c^{2} d^{4}}{3 e^{3} \left (e x +d \right )^{3}}\) | \(73\) |
default | \(-\frac {d^{2} c^{2}}{e^{3} \left (e x +d \right )}-\frac {a^{2} e^{4}-2 a c \,d^{2} e^{2}+c^{2} d^{4}}{3 e^{3} \left (e x +d \right )^{3}}-\frac {c d \left (e^{2} a -c \,d^{2}\right )}{e^{3} \left (e x +d \right )^{2}}\) | \(83\) |
norman | \(\frac {-\frac {d^{2} \left (a^{2} e^{6}+a c \,d^{2} e^{4}+c^{2} d^{4} e^{2}\right )}{3 e^{5}}-\frac {\left (a^{2} e^{6}+7 a c \,d^{2} e^{4}+10 c^{2} d^{4} e^{2}\right ) x^{2}}{3 e^{3}}-e \,c^{2} d^{2} x^{4}-\frac {d \left (a c \,e^{4}+3 c^{2} d^{2} e^{2}\right ) x^{3}}{e^{2}}-\frac {d \left (2 a^{2} e^{6}+5 a c \,d^{2} e^{4}+5 c^{2} d^{4} e^{2}\right ) x}{3 e^{4}}}{\left (e x +d \right )^{5}}\) | \(158\) |
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Leaf count of result is larger than twice the leaf count of optimal. 94 vs. \(2 (33) = 66\).
Time = 0.33 (sec) , antiderivative size = 94, normalized size of antiderivative = 2.69 \[ \int \frac {\left (a d e+\left (c d^2+a e^2\right ) x+c d e x^2\right )^2}{(d+e x)^6} \, dx=-\frac {3 \, c^{2} d^{2} e^{2} x^{2} + c^{2} d^{4} + a c d^{2} e^{2} + a^{2} e^{4} + 3 \, {\left (c^{2} d^{3} e + a c d e^{3}\right )} x}{3 \, {\left (e^{6} x^{3} + 3 \, d e^{5} x^{2} + 3 \, d^{2} e^{4} x + d^{3} e^{3}\right )}} \]
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Leaf count of result is larger than twice the leaf count of optimal. 99 vs. \(2 (27) = 54\).
Time = 0.44 (sec) , antiderivative size = 99, normalized size of antiderivative = 2.83 \[ \int \frac {\left (a d e+\left (c d^2+a e^2\right ) x+c d e x^2\right )^2}{(d+e x)^6} \, dx=\frac {- a^{2} e^{4} - a c d^{2} e^{2} - c^{2} d^{4} - 3 c^{2} d^{2} e^{2} x^{2} + x \left (- 3 a c d e^{3} - 3 c^{2} d^{3} e\right )}{3 d^{3} e^{3} + 9 d^{2} e^{4} x + 9 d e^{5} x^{2} + 3 e^{6} x^{3}} \]
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Leaf count of result is larger than twice the leaf count of optimal. 94 vs. \(2 (33) = 66\).
Time = 0.20 (sec) , antiderivative size = 94, normalized size of antiderivative = 2.69 \[ \int \frac {\left (a d e+\left (c d^2+a e^2\right ) x+c d e x^2\right )^2}{(d+e x)^6} \, dx=-\frac {3 \, c^{2} d^{2} e^{2} x^{2} + c^{2} d^{4} + a c d^{2} e^{2} + a^{2} e^{4} + 3 \, {\left (c^{2} d^{3} e + a c d e^{3}\right )} x}{3 \, {\left (e^{6} x^{3} + 3 \, d e^{5} x^{2} + 3 \, d^{2} e^{4} x + d^{3} e^{3}\right )}} \]
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Leaf count of result is larger than twice the leaf count of optimal. 69 vs. \(2 (33) = 66\).
Time = 0.27 (sec) , antiderivative size = 69, normalized size of antiderivative = 1.97 \[ \int \frac {\left (a d e+\left (c d^2+a e^2\right ) x+c d e x^2\right )^2}{(d+e x)^6} \, dx=-\frac {3 \, c^{2} d^{2} e^{2} x^{2} + 3 \, c^{2} d^{3} e x + 3 \, a c d e^{3} x + c^{2} d^{4} + a c d^{2} e^{2} + a^{2} e^{4}}{3 \, {\left (e x + d\right )}^{3} e^{3}} \]
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Time = 10.26 (sec) , antiderivative size = 65, normalized size of antiderivative = 1.86 \[ \int \frac {\left (a d e+\left (c d^2+a e^2\right ) x+c d e x^2\right )^2}{(d+e x)^6} \, dx=-\frac {\frac {a^2\,e}{3}-d\,\left (\frac {c^2\,x^3}{3}-a\,c\,x\right )+\frac {a\,c\,d^2}{3\,e}}{d^3+3\,d^2\,e\,x+3\,d\,e^2\,x^2+e^3\,x^3} \]
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