14.232 Problem number 2021

\[ \int \frac {(d+e x)^{9/2}}{\left (a d e+\left (c d^2+a e^2\right ) x+c d e x^2\right )^3} \, dx \]

Optimal antiderivative \[ -\frac {\left (e x +d \right )^{\frac {3}{2}}}{2 c d \left (c d x +a e \right )^{2}}-\frac {3 e^{2} \arctanh \left (\frac {\sqrt {c}\, \sqrt {d}\, \sqrt {e x +d}}{\sqrt {-a \,e^{2}+c \,d^{2}}}\right )}{4 c^{\frac {5}{2}} d^{\frac {5}{2}} \sqrt {-a \,e^{2}+c \,d^{2}}}-\frac {3 e \sqrt {e x +d}}{4 c^{2} d^{2} \left (c d x +a e \right )} \]

command

integrate((e*x+d)^(9/2)/(a*d*e+(a*e^2+c*d^2)*x+c*d*e*x^2)^3,x, algorithm="giac")

Giac 1.9.0-11 via sagemath 9.6 output

\[ \frac {3 \, \arctan \left (\frac {\sqrt {x e + d} c d}{\sqrt {-c^{2} d^{3} + a c d e^{2}}}\right ) e^{2}}{4 \, \sqrt {-c^{2} d^{3} + a c d e^{2}} c^{2} d^{2}} - \frac {5 \, {\left (x e + d\right )}^{\frac {3}{2}} c d e^{2} - 3 \, \sqrt {x e + d} c d^{2} e^{2} + 3 \, \sqrt {x e + d} a e^{4}}{4 \, {\left ({\left (x e + d\right )} c d - c d^{2} + a e^{2}\right )}^{2} c^{2} d^{2}} \]

Giac 1.7.0 via sagemath 9.3 output

\[ \text {Timed out} \]________________________________________________________________________________________