Integrand size = 35, antiderivative size = 89 \[ \int \frac {\left (a d e+\left (c d^2+a e^2\right ) x+c d e x^2\right )^3}{(d+e x)^4} \, dx=\frac {c d \left (c d^2-a e^2\right )^2 x}{e^3}+\frac {1}{2} \left (a-\frac {c d^2}{e^2}\right ) (a e+c d x)^2+\frac {(a e+c d x)^3}{3 e}-\frac {\left (c d^2-a e^2\right )^3 \log (d+e x)}{e^4} \]
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Time = 0.04 (sec) , antiderivative size = 89, normalized size of antiderivative = 1.00, number of steps used = 3, number of rules used = 2, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.057, Rules used = {640, 45} \[ \int \frac {\left (a d e+\left (c d^2+a e^2\right ) x+c d e x^2\right )^3}{(d+e x)^4} \, dx=\frac {1}{2} \left (a-\frac {c d^2}{e^2}\right ) (a e+c d x)^2-\frac {\left (c d^2-a e^2\right )^3 \log (d+e x)}{e^4}+\frac {c d x \left (c d^2-a e^2\right )^2}{e^3}+\frac {(a e+c d x)^3}{3 e} \]
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Rule 45
Rule 640
Rubi steps \begin{align*} \text {integral}& = \int \frac {(a e+c d x)^3}{d+e x} \, dx \\ & = \int \left (\frac {c d \left (c d^2-a e^2\right )^2}{e^3}-\frac {c d \left (c d^2-a e^2\right ) (a e+c d x)}{e^2}+\frac {c d (a e+c d x)^2}{e}+\frac {\left (-c d^2+a e^2\right )^3}{e^3 (d+e x)}\right ) \, dx \\ & = \frac {c d \left (c d^2-a e^2\right )^2 x}{e^3}+\frac {1}{2} \left (a-\frac {c d^2}{e^2}\right ) (a e+c d x)^2+\frac {(a e+c d x)^3}{3 e}-\frac {\left (c d^2-a e^2\right )^3 \log (d+e x)}{e^4} \\ \end{align*}
Time = 0.03 (sec) , antiderivative size = 85, normalized size of antiderivative = 0.96 \[ \int \frac {\left (a d e+\left (c d^2+a e^2\right ) x+c d e x^2\right )^3}{(d+e x)^4} \, dx=\frac {c d e x \left (18 a^2 e^4+9 a c d e^2 (-2 d+e x)+c^2 d^2 \left (6 d^2-3 d e x+2 e^2 x^2\right )\right )-6 \left (c d^2-a e^2\right )^3 \log (d+e x)}{6 e^4} \]
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Time = 2.84 (sec) , antiderivative size = 124, normalized size of antiderivative = 1.39
method | result | size |
default | \(\frac {c d \left (\frac {1}{3} x^{3} c^{2} d^{2} e^{2}+\frac {3}{2} x^{2} a c d \,e^{3}-\frac {1}{2} x^{2} c^{2} d^{3} e +3 a^{2} e^{4} x -3 a c \,d^{2} e^{2} x +c^{2} d^{4} x \right )}{e^{3}}+\frac {\left (e^{6} a^{3}-3 d^{2} e^{4} a^{2} c +3 d^{4} e^{2} c^{2} a -c^{3} d^{6}\right ) \ln \left (e x +d \right )}{e^{4}}\) | \(124\) |
risch | \(\frac {c^{3} d^{3} x^{3}}{3 e}+\frac {3 a \,c^{2} d^{2} x^{2}}{2}-\frac {c^{3} d^{4} x^{2}}{2 e^{2}}+3 a^{2} x c d e -\frac {3 c^{2} d^{3} a x}{e}+\frac {c^{3} d^{5} x}{e^{3}}+e^{2} \ln \left (e x +d \right ) a^{3}-3 \ln \left (e x +d \right ) d^{2} a^{2} c +\frac {3 \ln \left (e x +d \right ) d^{4} c^{2} a}{e^{2}}-\frac {\ln \left (e x +d \right ) c^{3} d^{6}}{e^{4}}\) | \(138\) |
parallelrisch | \(\frac {2 x^{3} c^{3} d^{3} e^{3}+9 x^{2} a \,c^{2} d^{2} e^{4}-3 x^{2} c^{3} d^{4} e^{2}+6 \ln \left (e x +d \right ) a^{3} e^{6}-18 \ln \left (e x +d \right ) a^{2} c \,d^{2} e^{4}+18 \ln \left (e x +d \right ) a \,c^{2} d^{4} e^{2}-6 \ln \left (e x +d \right ) c^{3} d^{6}+18 x \,a^{2} c d \,e^{5}-18 x a \,c^{2} d^{3} e^{3}+6 x \,c^{3} d^{5} e}{6 e^{4}}\) | \(148\) |
norman | \(\frac {\left (\frac {3}{2} e^{3} a \,c^{2} d^{2}+\frac {1}{2} d^{4} e \,c^{3}\right ) x^{5}+\left (3 d \,e^{4} a^{2} c +\frac {3}{2} d^{3} e^{2} c^{2} a +\frac {1}{2} d^{5} c^{3}\right ) x^{4}-\frac {d^{3} \left (54 d^{2} e^{4} a^{2} c -27 d^{4} e^{2} c^{2} a +11 c^{3} d^{6}\right )}{6 e^{4}}-\frac {3 d \left (6 d^{2} e^{4} a^{2} c -2 d^{4} e^{2} c^{2} a +c^{3} d^{6}\right ) x^{2}}{e^{2}}-\frac {3 d^{2} \left (16 d^{2} e^{4} a^{2} c -7 d^{4} e^{2} c^{2} a +3 c^{3} d^{6}\right ) x}{2 e^{3}}+\frac {e^{2} c^{3} d^{3} x^{6}}{3}}{\left (e x +d \right )^{3}}+\frac {\left (e^{6} a^{3}-3 d^{2} e^{4} a^{2} c +3 d^{4} e^{2} c^{2} a -c^{3} d^{6}\right ) \ln \left (e x +d \right )}{e^{4}}\) | \(260\) |
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Time = 0.27 (sec) , antiderivative size = 130, normalized size of antiderivative = 1.46 \[ \int \frac {\left (a d e+\left (c d^2+a e^2\right ) x+c d e x^2\right )^3}{(d+e x)^4} \, dx=\frac {2 \, c^{3} d^{3} e^{3} x^{3} - 3 \, {\left (c^{3} d^{4} e^{2} - 3 \, a c^{2} d^{2} e^{4}\right )} x^{2} + 6 \, {\left (c^{3} d^{5} e - 3 \, a c^{2} d^{3} e^{3} + 3 \, a^{2} c d e^{5}\right )} x - 6 \, {\left (c^{3} d^{6} - 3 \, a c^{2} d^{4} e^{2} + 3 \, a^{2} c d^{2} e^{4} - a^{3} e^{6}\right )} \log \left (e x + d\right )}{6 \, e^{4}} \]
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Time = 0.20 (sec) , antiderivative size = 95, normalized size of antiderivative = 1.07 \[ \int \frac {\left (a d e+\left (c d^2+a e^2\right ) x+c d e x^2\right )^3}{(d+e x)^4} \, dx=\frac {c^{3} d^{3} x^{3}}{3 e} + x^{2} \cdot \left (\frac {3 a c^{2} d^{2}}{2} - \frac {c^{3} d^{4}}{2 e^{2}}\right ) + x \left (3 a^{2} c d e - \frac {3 a c^{2} d^{3}}{e} + \frac {c^{3} d^{5}}{e^{3}}\right ) + \frac {\left (a e^{2} - c d^{2}\right )^{3} \log {\left (d + e x \right )}}{e^{4}} \]
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Time = 0.21 (sec) , antiderivative size = 131, normalized size of antiderivative = 1.47 \[ \int \frac {\left (a d e+\left (c d^2+a e^2\right ) x+c d e x^2\right )^3}{(d+e x)^4} \, dx=\frac {2 \, c^{3} d^{3} e^{2} x^{3} - 3 \, {\left (c^{3} d^{4} e - 3 \, a c^{2} d^{2} e^{3}\right )} x^{2} + 6 \, {\left (c^{3} d^{5} - 3 \, a c^{2} d^{3} e^{2} + 3 \, a^{2} c d e^{4}\right )} x}{6 \, e^{3}} - \frac {{\left (c^{3} d^{6} - 3 \, a c^{2} d^{4} e^{2} + 3 \, a^{2} c d^{2} e^{4} - a^{3} e^{6}\right )} \log \left (e x + d\right )}{e^{4}} \]
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Time = 0.26 (sec) , antiderivative size = 133, normalized size of antiderivative = 1.49 \[ \int \frac {\left (a d e+\left (c d^2+a e^2\right ) x+c d e x^2\right )^3}{(d+e x)^4} \, dx=\frac {2 \, c^{3} d^{3} e^{2} x^{3} - 3 \, c^{3} d^{4} e x^{2} + 9 \, a c^{2} d^{2} e^{3} x^{2} + 6 \, c^{3} d^{5} x - 18 \, a c^{2} d^{3} e^{2} x + 18 \, a^{2} c d e^{4} x}{6 \, e^{3}} - \frac {{\left (c^{3} d^{6} - 3 \, a c^{2} d^{4} e^{2} + 3 \, a^{2} c d^{2} e^{4} - a^{3} e^{6}\right )} \log \left ({\left | e x + d \right |}\right )}{e^{4}} \]
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Time = 0.06 (sec) , antiderivative size = 128, normalized size of antiderivative = 1.44 \[ \int \frac {\left (a d e+\left (c d^2+a e^2\right ) x+c d e x^2\right )^3}{(d+e x)^4} \, dx=x^2\,\left (\frac {3\,a\,c^2\,d^2}{2}-\frac {c^3\,d^4}{2\,e^2}\right )-x\,\left (\frac {d\,\left (3\,a\,c^2\,d^2-\frac {c^3\,d^4}{e^2}\right )}{e}-3\,a^2\,c\,d\,e\right )+\frac {\ln \left (d+e\,x\right )\,\left (a^3\,e^6-3\,a^2\,c\,d^2\,e^4+3\,a\,c^2\,d^4\,e^2-c^3\,d^6\right )}{e^4}+\frac {c^3\,d^3\,x^3}{3\,e} \]
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