14.252 Problem number 2042

\[ \int \frac {\left (a d e+\left (c d^2+a e^2\right ) x+c d e x^2\right )^{3/2}}{(d+e x)^{7/2}} \, dx \]

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

command

integrate((a*d*e+(a*e^2+c*d^2)*x+c*d*e*x^2)^(3/2)/(e*x+d)^(7/2),x, algorithm="giac")

Giac 1.9.0-11 via sagemath 9.6 output

\[ \frac {{\left (2 \, \sqrt {{\left (x e + d\right )} c d e - c d^{2} e + a e^{3}} c^{2} d^{2} - \frac {3 \, {\left (c^{3} d^{4} e - a c^{2} d^{2} e^{3}\right )} \arctan \left (\frac {\sqrt {{\left (x e + d\right )} c d e - c d^{2} e + a e^{3}}}{\sqrt {c d^{2} e - a e^{3}}}\right )}{\sqrt {c d^{2} e - a e^{3}}} + \frac {{\left (\sqrt {{\left (x e + d\right )} c d e - c d^{2} e + a e^{3}} c^{3} d^{4} e - \sqrt {{\left (x e + d\right )} c d e - c d^{2} e + a e^{3}} a c^{2} d^{2} e^{3}\right )} e^{\left (-1\right )}}{{\left (x e + d\right )} c d}\right )} e^{\left (-3\right )}}{c d} \]

Giac 1.7.0 via sagemath 9.3 output

\[ \text {Exception raised: RuntimeError} \]________________________________________________________________________________________