16.117 Problem number 661

\[ \int \frac {\sqrt {d+e x}}{(f+g x) \sqrt {a d e+\left (c d^2+a e^2\right ) x+c d e x^2}} \, dx \]

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

command

integrate((e*x+d)^(1/2)/(g*x+f)/(a*d*e+(a*e^2+c*d^2)*x+c*d*e*x^2)^(1/2),x, algorithm="giac")

Giac 1.9.0-11 via sagemath 9.6 output

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

Giac 1.7.0 via sagemath 9.3 output

\[ \int \frac {\sqrt {e x + d}}{\sqrt {c d e x^{2} + a d e + {\left (c d^{2} + a e^{2}\right )} x} {\left (g x + f\right )}}\,{d x} \]________________________________________________________________________________________