74.56 Problem number 120

\[ \int \frac {\sqrt {c-c \sec (e+f x)}}{(a+a \sec (e+f x))^{3/2}} \, dx \]

Optimal antiderivative \[ -\frac {c \tan \left (f x +e \right )}{f \left (a +a \sec \left (f x +e \right )\right )^{\frac {3}{2}} \sqrt {c -c \sec \left (f x +e \right )}}+\frac {c \ln \left (1+\cos \left (f x +e \right )\right ) \tan \left (f x +e \right )}{a f \sqrt {a +a \sec \left (f x +e \right )}\, \sqrt {c -c \sec \left (f x +e \right )}} \]

command

integrate((c-c*sec(f*x+e))^(1/2)/(a+a*sec(f*x+e))^(3/2),x, algorithm="giac")

Giac 1.9.0-11 via sagemath 9.6 output

\[ -\frac {\sqrt {2} {\left (\frac {2 \, \sqrt {2} \sqrt {-a c} c \log \left ({\left | -2 \, c \tan \left (\frac {1}{2} \, f x + \frac {1}{2} \, e\right )^{2} - 2 \, c \right |}\right )}{a^{2} {\left | c \right |}} - \frac {\sqrt {2} {\left (c \tan \left (\frac {1}{2} \, f x + \frac {1}{2} \, e\right )^{2} - c\right )} \sqrt {-a c}}{a^{2} {\left | c \right |}}\right )}}{4 \, f} \]

Giac 1.7.0 via sagemath 9.3 output

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