14.185 Problem number 1619

\[ \int \frac {d+e x}{\left (9+12 x+4 x^2\right )^{5/2}} \, dx \]

Optimal antiderivative \[ -\frac {e}{12 \left (4 x^{2}+12 x +9\right )^{\frac {3}{2}}}+\frac {-2 d +3 e}{16 \left (3+2 x \right ) \left (4 x^{2}+12 x +9\right )^{\frac {3}{2}}} \]

command

integrate((e*x+d)/(4*x^2+12*x+9)^(5/2),x, algorithm="giac")

Giac 1.9.0-11 via sagemath 9.6 output

\[ -\frac {8 \, x e + 6 \, d + 3 \, e}{48 \, {\left (2 \, x + 3\right )}^{4} \mathrm {sgn}\left (2 \, x + 3\right )} \]

Giac 1.7.0 via sagemath 9.3 output

\[ \mathit {sage}_{0} x \]________________________________________________________________________________________