Integrand size = 35, antiderivative size = 73 \[ \int \frac {\left (a d e+\left (c d^2+a e^2\right ) x+c d e x^2\right )^3}{(d+e x)^9} \, dx=\frac {(a e+c d x)^4}{5 \left (c d^2-a e^2\right ) (d+e x)^5}+\frac {c d (a e+c d x)^4}{20 \left (c d^2-a e^2\right )^2 (d+e x)^4} \]
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Time = 0.02 (sec) , antiderivative size = 73, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 3, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.086, Rules used = {640, 47, 37} \[ \int \frac {\left (a d e+\left (c d^2+a e^2\right ) x+c d e x^2\right )^3}{(d+e x)^9} \, dx=\frac {c d (a e+c d x)^4}{20 (d+e x)^4 \left (c d^2-a e^2\right )^2}+\frac {(a e+c d x)^4}{5 (d+e x)^5 \left (c d^2-a e^2\right )} \]
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Rule 37
Rule 47
Rule 640
Rubi steps \begin{align*} \text {integral}& = \int \frac {(a e+c d x)^3}{(d+e x)^6} \, dx \\ & = \frac {(a e+c d x)^4}{5 \left (c d^2-a e^2\right ) (d+e x)^5}+\frac {(c d) \int \frac {(a e+c d x)^3}{(d+e x)^5} \, dx}{5 \left (c d^2-a e^2\right )} \\ & = \frac {(a e+c d x)^4}{5 \left (c d^2-a e^2\right ) (d+e x)^5}+\frac {c d (a e+c d x)^4}{20 \left (c d^2-a e^2\right )^2 (d+e x)^4} \\ \end{align*}
Time = 0.03 (sec) , antiderivative size = 103, normalized size of antiderivative = 1.41 \[ \int \frac {\left (a d e+\left (c d^2+a e^2\right ) x+c d e x^2\right )^3}{(d+e x)^9} \, dx=-\frac {4 a^3 e^6+3 a^2 c d e^4 (d+5 e x)+2 a c^2 d^2 e^2 \left (d^2+5 d e x+10 e^2 x^2\right )+c^3 d^3 \left (d^3+5 d^2 e x+10 d e^2 x^2+10 e^3 x^3\right )}{20 e^4 (d+e x)^5} \]
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Time = 2.76 (sec) , antiderivative size = 129, normalized size of antiderivative = 1.77
method | result | size |
risch | \(\frac {-\frac {c^{3} d^{3} x^{3}}{2 e}-\frac {d^{2} c^{2} \left (2 e^{2} a +c \,d^{2}\right ) x^{2}}{2 e^{2}}-\frac {d c \left (3 a^{2} e^{4}+2 a c \,d^{2} e^{2}+c^{2} d^{4}\right ) x}{4 e^{3}}-\frac {4 e^{6} a^{3}+3 d^{2} e^{4} a^{2} c +2 d^{4} e^{2} c^{2} a +c^{3} d^{6}}{20 e^{4}}}{\left (e x +d \right )^{5}}\) | \(129\) |
gosper | \(-\frac {10 x^{3} c^{3} d^{3} e^{3}+20 x^{2} a \,c^{2} d^{2} e^{4}+10 x^{2} c^{3} d^{4} e^{2}+15 x \,a^{2} c d \,e^{5}+10 x a \,c^{2} d^{3} e^{3}+5 x \,c^{3} d^{5} e +4 e^{6} a^{3}+3 d^{2} e^{4} a^{2} c +2 d^{4} e^{2} c^{2} a +c^{3} d^{6}}{20 e^{4} \left (e x +d \right )^{5}}\) | \(130\) |
parallelrisch | \(\frac {-10 c^{3} d^{3} x^{3} e^{4}-20 a \,c^{2} d^{2} e^{5} x^{2}-10 c^{3} d^{4} e^{3} x^{2}-15 a^{2} c d \,e^{6} x -10 a \,c^{2} d^{3} e^{4} x -5 c^{3} d^{5} e^{2} x -4 a^{3} e^{7}-3 d^{2} e^{5} a^{2} c -2 a \,c^{2} d^{4} e^{3}-c^{3} d^{6} e}{20 e^{5} \left (e x +d \right )^{5}}\) | \(134\) |
default | \(-\frac {e^{6} a^{3}-3 d^{2} e^{4} a^{2} c +3 d^{4} e^{2} c^{2} a -c^{3} d^{6}}{5 e^{4} \left (e x +d \right )^{5}}-\frac {c^{2} d^{2} \left (e^{2} a -c \,d^{2}\right )}{e^{4} \left (e x +d \right )^{3}}-\frac {3 c d \left (a^{2} e^{4}-2 a c \,d^{2} e^{2}+c^{2} d^{4}\right )}{4 e^{4} \left (e x +d \right )^{4}}-\frac {c^{3} d^{3}}{2 e^{4} \left (e x +d \right )^{2}}\) | \(141\) |
norman | \(\frac {-\frac {d^{3} \left (4 a^{3} e^{10}+3 a^{2} c \,d^{2} e^{8}+2 d^{4} c^{2} a \,e^{6}+c^{3} d^{6} e^{4}\right )}{20 e^{8}}-\frac {\left (a^{3} e^{10}+12 a^{2} c \,d^{2} e^{8}+23 d^{4} c^{2} a \,e^{6}+14 c^{3} d^{6} e^{4}\right ) x^{3}}{5 e^{5}}-\frac {d \left (3 a^{2} c \,e^{8}+14 a \,c^{2} d^{2} e^{6}+13 c^{3} d^{4} e^{4}\right ) x^{4}}{4 e^{4}}-\frac {d \left (6 a^{3} e^{10}+27 a^{2} c \,d^{2} e^{8}+28 d^{4} c^{2} a \,e^{6}+14 c^{3} d^{6} e^{4}\right ) x^{2}}{10 e^{6}}-\frac {e^{2} c^{3} d^{3} x^{6}}{2}-\frac {d^{2} \left (a \,c^{2} e^{6}+2 c^{3} d^{2} e^{4}\right ) x^{5}}{e^{3}}-\frac {d^{2} \left (3 a^{3} e^{10}+6 a^{2} c \,d^{2} e^{8}+4 d^{4} c^{2} a \,e^{6}+2 c^{3} d^{6} e^{4}\right ) x}{5 e^{7}}}{\left (e x +d \right )^{8}}\) | \(305\) |
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Leaf count of result is larger than twice the leaf count of optimal. 175 vs. \(2 (69) = 138\).
Time = 0.26 (sec) , antiderivative size = 175, normalized size of antiderivative = 2.40 \[ \int \frac {\left (a d e+\left (c d^2+a e^2\right ) x+c d e x^2\right )^3}{(d+e x)^9} \, dx=-\frac {10 \, c^{3} d^{3} e^{3} x^{3} + c^{3} d^{6} + 2 \, a c^{2} d^{4} e^{2} + 3 \, a^{2} c d^{2} e^{4} + 4 \, a^{3} e^{6} + 10 \, {\left (c^{3} d^{4} e^{2} + 2 \, a c^{2} d^{2} e^{4}\right )} x^{2} + 5 \, {\left (c^{3} d^{5} e + 2 \, a c^{2} d^{3} e^{3} + 3 \, a^{2} c d e^{5}\right )} x}{20 \, {\left (e^{9} x^{5} + 5 \, d e^{8} x^{4} + 10 \, d^{2} e^{7} x^{3} + 10 \, d^{3} e^{6} x^{2} + 5 \, d^{4} e^{5} x + d^{5} e^{4}\right )}} \]
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Leaf count of result is larger than twice the leaf count of optimal. 187 vs. \(2 (61) = 122\).
Time = 112.46 (sec) , antiderivative size = 187, normalized size of antiderivative = 2.56 \[ \int \frac {\left (a d e+\left (c d^2+a e^2\right ) x+c d e x^2\right )^3}{(d+e x)^9} \, dx=\frac {- 4 a^{3} e^{6} - 3 a^{2} c d^{2} e^{4} - 2 a c^{2} d^{4} e^{2} - c^{3} d^{6} - 10 c^{3} d^{3} e^{3} x^{3} + x^{2} \left (- 20 a c^{2} d^{2} e^{4} - 10 c^{3} d^{4} e^{2}\right ) + x \left (- 15 a^{2} c d e^{5} - 10 a c^{2} d^{3} e^{3} - 5 c^{3} d^{5} e\right )}{20 d^{5} e^{4} + 100 d^{4} e^{5} x + 200 d^{3} e^{6} x^{2} + 200 d^{2} e^{7} x^{3} + 100 d e^{8} x^{4} + 20 e^{9} x^{5}} \]
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Leaf count of result is larger than twice the leaf count of optimal. 175 vs. \(2 (69) = 138\).
Time = 0.22 (sec) , antiderivative size = 175, normalized size of antiderivative = 2.40 \[ \int \frac {\left (a d e+\left (c d^2+a e^2\right ) x+c d e x^2\right )^3}{(d+e x)^9} \, dx=-\frac {10 \, c^{3} d^{3} e^{3} x^{3} + c^{3} d^{6} + 2 \, a c^{2} d^{4} e^{2} + 3 \, a^{2} c d^{2} e^{4} + 4 \, a^{3} e^{6} + 10 \, {\left (c^{3} d^{4} e^{2} + 2 \, a c^{2} d^{2} e^{4}\right )} x^{2} + 5 \, {\left (c^{3} d^{5} e + 2 \, a c^{2} d^{3} e^{3} + 3 \, a^{2} c d e^{5}\right )} x}{20 \, {\left (e^{9} x^{5} + 5 \, d e^{8} x^{4} + 10 \, d^{2} e^{7} x^{3} + 10 \, d^{3} e^{6} x^{2} + 5 \, d^{4} e^{5} x + d^{5} e^{4}\right )}} \]
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Time = 0.27 (sec) , antiderivative size = 129, normalized size of antiderivative = 1.77 \[ \int \frac {\left (a d e+\left (c d^2+a e^2\right ) x+c d e x^2\right )^3}{(d+e x)^9} \, dx=-\frac {10 \, c^{3} d^{3} e^{3} x^{3} + 10 \, c^{3} d^{4} e^{2} x^{2} + 20 \, a c^{2} d^{2} e^{4} x^{2} + 5 \, c^{3} d^{5} e x + 10 \, a c^{2} d^{3} e^{3} x + 15 \, a^{2} c d e^{5} x + c^{3} d^{6} + 2 \, a c^{2} d^{4} e^{2} + 3 \, a^{2} c d^{2} e^{4} + 4 \, a^{3} e^{6}}{20 \, {\left (e x + d\right )}^{5} e^{4}} \]
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Time = 9.80 (sec) , antiderivative size = 135, normalized size of antiderivative = 1.85 \[ \int \frac {\left (a d e+\left (c d^2+a e^2\right ) x+c d e x^2\right )^3}{(d+e x)^9} \, dx=-\frac {d^2\,\left (\frac {3\,a^2\,c}{20}+a\,c^2\,x^2-\frac {c^3\,x^4}{4}\right )-d\,\left (\frac {c^3\,e\,x^5}{20}-\frac {3\,a^2\,c\,e\,x}{4}\right )+\frac {a^3\,e^2}{5}+\frac {a\,c^2\,d^4}{10\,e^2}+\frac {a\,c^2\,d^3\,x}{2\,e}}{d^5+5\,d^4\,e\,x+10\,d^3\,e^2\,x^2+10\,d^2\,e^3\,x^3+5\,d\,e^4\,x^4+e^5\,x^5} \]
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