\[ \int \frac {(c-c \sec (e+f x))^{5/2}}{(a+a \sec (e+f x))^{5/2}} \, dx \]
Optimal antiderivative \[ -\frac {2 c^{3} \tan \left (f x +e \right )}{f \left (a +a \sec \left (f x +e \right )\right )^{\frac {5}{2}} \sqrt {c -c \sec \left (f x +e \right )}}+\frac {c^{3} \ln \left (1+\cos \left (f x +e \right )\right ) \tan \left (f x +e \right )}{a^{2} f \sqrt {a +a \sec \left (f x +e \right )}\, \sqrt {c -c \sec \left (f x +e \right )}} \]
command
integrate((c-c*sec(f*x+e))^(5/2)/(a+a*sec(f*x+e))^(5/2),x, algorithm="giac")
Giac 1.9.0-11 via sagemath 9.6 output
\[ -\frac {\frac {2 \, \sqrt {-a c} c^{3} \log \left ({\left | c \tan \left (\frac {1}{2} \, f x + \frac {1}{2} \, e\right )^{2} + c \right |}\right )}{a^{3} {\left | c \right |}} + \frac {{\left (c \tan \left (\frac {1}{2} \, f x + \frac {1}{2} \, e\right )^{2} - c\right )}^{2} \sqrt {-a c} {\left | c \right |}}{a^{3} c}}{2 \, f} \]
Giac 1.7.0 via sagemath 9.3 output
\[ \text {Exception raised: NotImplementedError} \]________________________________________________________________________________________