76.47 Problem number 168

\[ \int \cos (e+f x) \left (a+b \sec ^2(e+f x)\right )^2 \, dx \]

Optimal antiderivative \[ \frac {b \left (4 a +b \right ) \arctanh \left (\sin \left (f x +e \right )\right )}{2 f}+\frac {a^{2} \sin \left (f x +e \right )}{f}+\frac {b^{2} \sec \left (f x +e \right ) \tan \left (f x +e \right )}{2 f} \]

command

integrate(cos(f*x+e)*(a+b*sec(f*x+e)^2)^2,x, algorithm="giac")

Giac 1.9.0-11 via sagemath 9.6 output

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

Giac 1.7.0 via sagemath 9.3 output

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