Integrand size = 35, antiderivative size = 35 \[ \int \frac {(d+e x)^6}{\left (a d e+\left (c d^2+a e^2\right ) x+c d e x^2\right )^4} \, dx=-\frac {(d+e x)^3}{3 \left (c d^2-a e^2\right ) (a e+c d x)^3} \]
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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} \[ \int \frac {(d+e x)^6}{\left (a d e+\left (c d^2+a e^2\right ) x+c d e x^2\right )^4} \, dx=-\frac {(d+e x)^3}{3 \left (c d^2-a e^2\right ) (a e+c d x)^3} \]
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Rule 37
Rule 640
Rubi steps \begin{align*} \text {integral}& = \int \frac {(d+e x)^2}{(a e+c d x)^4} \, dx \\ & = -\frac {(d+e x)^3}{3 \left (c d^2-a e^2\right ) (a e+c d x)^3} \\ \end{align*}
Time = 0.02 (sec) , antiderivative size = 65, normalized size of antiderivative = 1.86 \[ \int \frac {(d+e x)^6}{\left (a d e+\left (c d^2+a e^2\right ) x+c d e x^2\right )^4} \, dx=-\frac {a^2 e^4+a c d e^2 (d+3 e x)+c^2 d^2 \left (d^2+3 d e x+3 e^2 x^2\right )}{3 c^3 d^3 (a e+c d x)^3} \]
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Leaf count of result is larger than twice the leaf count of optimal. \(75\) vs. \(2(33)=66\).
Time = 2.42 (sec) , antiderivative size = 76, normalized size of antiderivative = 2.17
method | result | size |
gosper | \(-\frac {3 x^{2} c^{2} d^{2} e^{2}+3 x a c d \,e^{3}+3 x \,c^{2} d^{3} e +a^{2} e^{4}+a c \,d^{2} e^{2}+c^{2} d^{4}}{3 c^{3} d^{3} \left (c d x +a e \right )^{3}}\) | \(76\) |
parallelrisch | \(\frac {-3 x^{2} c^{2} d^{2} e^{2}-3 x a c d \,e^{3}-3 x \,c^{2} d^{3} e -a^{2} e^{4}-a c \,d^{2} e^{2}-c^{2} d^{4}}{3 c^{3} d^{3} \left (c d x +a e \right )^{3}}\) | \(79\) |
risch | \(\frac {-\frac {e^{2} x^{2}}{d c}-\frac {e \left (e^{2} a +c \,d^{2}\right ) x}{c^{2} d^{2}}-\frac {a^{2} e^{4}+a c \,d^{2} e^{2}+c^{2} d^{4}}{3 c^{3} d^{3}}}{\left (c d x +a e \right )^{3}}\) | \(80\) |
default | \(\frac {e \left (e^{2} a -c \,d^{2}\right )}{c^{3} d^{3} \left (c d x +a e \right )^{2}}-\frac {a^{2} e^{4}-2 a c \,d^{2} e^{2}+c^{2} d^{4}}{3 c^{3} d^{3} \left (c d x +a e \right )^{3}}-\frac {e^{2}}{c^{3} d^{3} \left (c d x +a e \right )}\) | \(96\) |
norman | \(\frac {-\frac {e^{5} x^{5}}{c d}+\frac {\left (-a^{2} e^{6}-2 a c \,d^{2} e^{4}-2 c^{2} d^{4} e^{2}\right ) x}{c^{3} d e}+\frac {\left (-a \,e^{8}-4 c \,e^{6} d^{2}\right ) x^{4}}{c^{2} d^{2} e^{2}}+\frac {\left (-a^{2} e^{8}-4 a c \,d^{2} e^{6}-5 c^{2} e^{4} d^{4}\right ) x^{2}}{c^{3} d^{2} e^{2}}+\frac {-a^{2} e^{4}-a c \,d^{2} e^{2}-c^{2} d^{4}}{3 c^{3}}+\frac {\left (-a^{2} e^{10}-10 a c \,d^{2} e^{8}-19 c^{2} d^{4} e^{6}\right ) x^{3}}{3 c^{3} d^{3} e^{3}}}{\left (c d x +a e \right )^{3} \left (e x +d \right )^{3}}\) | \(223\) |
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Leaf count of result is larger than twice the leaf count of optimal. 113 vs. \(2 (33) = 66\).
Time = 0.27 (sec) , antiderivative size = 113, normalized size of antiderivative = 3.23 \[ \int \frac {(d+e x)^6}{\left (a d e+\left (c d^2+a e^2\right ) x+c d e x^2\right )^4} \, dx=-\frac {3 \, c^{2} d^{2} e^{2} x^{2} + c^{2} d^{4} + a c d^{2} e^{2} + a^{2} e^{4} + 3 \, {\left (c^{2} d^{3} e + a c d e^{3}\right )} x}{3 \, {\left (c^{6} d^{6} x^{3} + 3 \, a c^{5} d^{5} e x^{2} + 3 \, a^{2} c^{4} d^{4} e^{2} x + a^{3} c^{3} d^{3} e^{3}\right )}} \]
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Leaf count of result is larger than twice the leaf count of optimal. 121 vs. \(2 (29) = 58\).
Time = 0.71 (sec) , antiderivative size = 121, normalized size of antiderivative = 3.46 \[ \int \frac {(d+e x)^6}{\left (a d e+\left (c d^2+a e^2\right ) x+c d e x^2\right )^4} \, dx=\frac {- a^{2} e^{4} - a c d^{2} e^{2} - c^{2} d^{4} - 3 c^{2} d^{2} e^{2} x^{2} + x \left (- 3 a c d e^{3} - 3 c^{2} d^{3} e\right )}{3 a^{3} c^{3} d^{3} e^{3} + 9 a^{2} c^{4} d^{4} e^{2} x + 9 a c^{5} d^{5} e x^{2} + 3 c^{6} d^{6} x^{3}} \]
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Leaf count of result is larger than twice the leaf count of optimal. 113 vs. \(2 (33) = 66\).
Time = 0.19 (sec) , antiderivative size = 113, normalized size of antiderivative = 3.23 \[ \int \frac {(d+e x)^6}{\left (a d e+\left (c d^2+a e^2\right ) x+c d e x^2\right )^4} \, dx=-\frac {3 \, c^{2} d^{2} e^{2} x^{2} + c^{2} d^{4} + a c d^{2} e^{2} + a^{2} e^{4} + 3 \, {\left (c^{2} d^{3} e + a c d e^{3}\right )} x}{3 \, {\left (c^{6} d^{6} x^{3} + 3 \, a c^{5} d^{5} e x^{2} + 3 \, a^{2} c^{4} d^{4} e^{2} x + a^{3} c^{3} d^{3} e^{3}\right )}} \]
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Leaf count of result is larger than twice the leaf count of optimal. 75 vs. \(2 (33) = 66\).
Time = 0.29 (sec) , antiderivative size = 75, normalized size of antiderivative = 2.14 \[ \int \frac {(d+e x)^6}{\left (a d e+\left (c d^2+a e^2\right ) x+c d e x^2\right )^4} \, dx=-\frac {3 \, c^{2} d^{2} e^{2} x^{2} + 3 \, c^{2} d^{3} e x + 3 \, a c d e^{3} x + c^{2} d^{4} + a c d^{2} e^{2} + a^{2} e^{4}}{3 \, {\left (c d x + a e\right )}^{3} c^{3} d^{3}} \]
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Time = 0.07 (sec) , antiderivative size = 81, normalized size of antiderivative = 2.31 \[ \int \frac {(d+e x)^6}{\left (a d e+\left (c d^2+a e^2\right ) x+c d e x^2\right )^4} \, dx=-\frac {\frac {d}{3\,c}+e\,\left (\frac {x}{c}-\frac {x^3}{3\,a}\right )+\frac {a\,e^2}{3\,c^2\,d}}{a^3\,e^3+3\,a^2\,c\,d\,e^2\,x+3\,a\,c^2\,d^2\,e\,x^2+c^3\,d^3\,x^3} \]
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