Integrand size = 35, antiderivative size = 100 \[ \int \frac {(d+e x)^4}{a d e+\left (c d^2+a e^2\right ) x+c d e x^2} \, dx=\frac {e \left (c d^2-a e^2\right )^2 x}{c^3 d^3}+\frac {\left (c d^2-a e^2\right ) (d+e x)^2}{2 c^2 d^2}+\frac {(d+e x)^3}{3 c d}+\frac {\left (c d^2-a e^2\right )^3 \log (a e+c d x)}{c^4 d^4} \]
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Time = 0.03 (sec) , antiderivative size = 100, 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} \[ \int \frac {(d+e x)^4}{a d e+\left (c d^2+a e^2\right ) x+c d e x^2} \, dx=\frac {\left (c d^2-a e^2\right )^3 \log (a e+c d x)}{c^4 d^4}+\frac {e x \left (c d^2-a e^2\right )^2}{c^3 d^3}+\frac {(d+e x)^2 \left (c d^2-a e^2\right )}{2 c^2 d^2}+\frac {(d+e x)^3}{3 c d} \]
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Rule 45
Rule 640
Rubi steps \begin{align*} \text {integral}& = \int \frac {(d+e x)^3}{a e+c d x} \, dx \\ & = \int \left (\frac {e \left (c d^2-a e^2\right )^2}{c^3 d^3}+\frac {\left (c d^2-a e^2\right )^3}{c^3 d^3 (a e+c d x)}+\frac {e \left (c d^2-a e^2\right ) (d+e x)}{c^2 d^2}+\frac {e (d+e x)^2}{c d}\right ) \, dx \\ & = \frac {e \left (c d^2-a e^2\right )^2 x}{c^3 d^3}+\frac {\left (c d^2-a e^2\right ) (d+e x)^2}{2 c^2 d^2}+\frac {(d+e x)^3}{3 c d}+\frac {\left (c d^2-a e^2\right )^3 \log (a e+c d x)}{c^4 d^4} \\ \end{align*}
Time = 0.02 (sec) , antiderivative size = 91, normalized size of antiderivative = 0.91 \[ \int \frac {(d+e x)^4}{a d e+\left (c d^2+a e^2\right ) x+c d e x^2} \, dx=\frac {c d e x \left (6 a^2 e^4-3 a c d e^2 (6 d+e x)+c^2 d^2 \left (18 d^2+9 d e x+2 e^2 x^2\right )\right )+6 \left (c d^2-a e^2\right )^3 \log (a e+c d x)}{6 c^4 d^4} \]
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Time = 2.70 (sec) , antiderivative size = 132, normalized size of antiderivative = 1.32
method | result | size |
default | \(\frac {e \left (\frac {1}{3} x^{3} c^{2} d^{2} e^{2}-\frac {1}{2} x^{2} a c d \,e^{3}+\frac {3}{2} x^{2} c^{2} d^{3} e +a^{2} e^{4} x -3 a c \,d^{2} e^{2} x +3 c^{2} d^{4} x \right )}{c^{3} d^{3}}+\frac {\left (-e^{6} a^{3}+3 d^{2} e^{4} a^{2} c -3 d^{4} e^{2} c^{2} a +c^{3} d^{6}\right ) \ln \left (c d x +a e \right )}{c^{4} d^{4}}\) | \(132\) |
norman | \(\frac {e \left (a^{2} e^{4}-3 a c \,d^{2} e^{2}+3 c^{2} d^{4}\right ) x}{c^{3} d^{3}}+\frac {e^{3} x^{3}}{3 c d}-\frac {e^{2} \left (e^{2} a -3 c \,d^{2}\right ) x^{2}}{2 c^{2} d^{2}}-\frac {\left (e^{6} a^{3}-3 d^{2} e^{4} a^{2} c +3 d^{4} e^{2} c^{2} a -c^{3} d^{6}\right ) \ln \left (c d x +a e \right )}{c^{4} d^{4}}\) | \(134\) |
risch | \(\frac {e^{3} x^{3}}{3 c d}-\frac {e^{4} x^{2} a}{2 c^{2} d^{2}}+\frac {3 e^{2} x^{2}}{2 c}+\frac {e^{5} a^{2} x}{c^{3} d^{3}}-\frac {3 e^{3} a x}{c^{2} d}+\frac {3 e d x}{c}-\frac {\ln \left (c d x +a e \right ) e^{6} a^{3}}{c^{4} d^{4}}+\frac {3 \ln \left (c d x +a e \right ) e^{4} a^{2}}{c^{3} d^{2}}-\frac {3 \ln \left (c d x +a e \right ) e^{2} a}{c^{2}}+\frac {d^{2} \ln \left (c d x +a e \right )}{c}\) | \(157\) |
parallelrisch | \(-\frac {-2 x^{3} c^{3} d^{3} e^{3}+3 x^{2} a \,c^{2} d^{2} e^{4}-9 x^{2} c^{3} d^{4} e^{2}+6 \ln \left (c d x +a e \right ) a^{3} e^{6}-18 \ln \left (c d x +a e \right ) a^{2} c \,d^{2} e^{4}+18 \ln \left (c d x +a e \right ) a \,c^{2} d^{4} e^{2}-6 \ln \left (c d x +a e \right ) c^{3} d^{6}-6 x \,a^{2} c d \,e^{5}+18 x a \,c^{2} d^{3} e^{3}-18 x \,c^{3} d^{5} e}{6 c^{4} d^{4}}\) | \(163\) |
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Time = 0.30 (sec) , antiderivative size = 137, normalized size of antiderivative = 1.37 \[ \int \frac {(d+e x)^4}{a d e+\left (c d^2+a e^2\right ) x+c d e x^2} \, dx=\frac {2 \, c^{3} d^{3} e^{3} x^{3} + 3 \, {\left (3 \, c^{3} d^{4} e^{2} - a c^{2} d^{2} e^{4}\right )} x^{2} + 6 \, {\left (3 \, c^{3} d^{5} e - 3 \, a c^{2} d^{3} e^{3} + a^{2} c d e^{5}\right )} x + 6 \, {\left (c^{3} d^{6} - 3 \, a c^{2} d^{4} e^{2} + 3 \, a^{2} c d^{2} e^{4} - a^{3} e^{6}\right )} \log \left (c d x + a e\right )}{6 \, c^{4} d^{4}} \]
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Time = 0.19 (sec) , antiderivative size = 99, normalized size of antiderivative = 0.99 \[ \int \frac {(d+e x)^4}{a d e+\left (c d^2+a e^2\right ) x+c d e x^2} \, dx=x^{2} \left (- \frac {a e^{4}}{2 c^{2} d^{2}} + \frac {3 e^{2}}{2 c}\right ) + x \left (\frac {a^{2} e^{5}}{c^{3} d^{3}} - \frac {3 a e^{3}}{c^{2} d} + \frac {3 d e}{c}\right ) + \frac {e^{3} x^{3}}{3 c d} - \frac {\left (a e^{2} - c d^{2}\right )^{3} \log {\left (a e + c d x \right )}}{c^{4} d^{4}} \]
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Time = 0.22 (sec) , antiderivative size = 135, normalized size of antiderivative = 1.35 \[ \int \frac {(d+e x)^4}{a d e+\left (c d^2+a e^2\right ) x+c d e x^2} \, dx=\frac {2 \, c^{2} d^{2} e^{3} x^{3} + 3 \, {\left (3 \, c^{2} d^{3} e^{2} - a c d e^{4}\right )} x^{2} + 6 \, {\left (3 \, c^{2} d^{4} e - 3 \, a c d^{2} e^{3} + a^{2} e^{5}\right )} x}{6 \, c^{3} d^{3}} + \frac {{\left (c^{3} d^{6} - 3 \, a c^{2} d^{4} e^{2} + 3 \, a^{2} c d^{2} e^{4} - a^{3} e^{6}\right )} \log \left (c d x + a e\right )}{c^{4} d^{4}} \]
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Time = 0.28 (sec) , antiderivative size = 136, normalized size of antiderivative = 1.36 \[ \int \frac {(d+e x)^4}{a d e+\left (c d^2+a e^2\right ) x+c d e x^2} \, dx=\frac {2 \, c^{2} d^{2} e^{3} x^{3} + 9 \, c^{2} d^{3} e^{2} x^{2} - 3 \, a c d e^{4} x^{2} + 18 \, c^{2} d^{4} e x - 18 \, a c d^{2} e^{3} x + 6 \, a^{2} e^{5} x}{6 \, c^{3} d^{3}} + \frac {{\left (c^{3} d^{6} - 3 \, a c^{2} d^{4} e^{2} + 3 \, a^{2} c d^{2} e^{4} - a^{3} e^{6}\right )} \log \left ({\left | c d x + a e \right |}\right )}{c^{4} d^{4}} \]
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Time = 9.72 (sec) , antiderivative size = 138, normalized size of antiderivative = 1.38 \[ \int \frac {(d+e x)^4}{a d e+\left (c d^2+a e^2\right ) x+c d e x^2} \, dx=x\,\left (\frac {3\,d\,e}{c}-\frac {a\,e\,\left (\frac {3\,e^2}{c}-\frac {a\,e^4}{c^2\,d^2}\right )}{c\,d}\right )+x^2\,\left (\frac {3\,e^2}{2\,c}-\frac {a\,e^4}{2\,c^2\,d^2}\right )+\frac {e^3\,x^3}{3\,c\,d}-\frac {\ln \left (a\,e+c\,d\,x\right )\,\left (a^3\,e^6-3\,a^2\,c\,d^2\,e^4+3\,a\,c^2\,d^4\,e^2-c^3\,d^6\right )}{c^4\,d^4} \]
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