\[ \int (e \cos (c+d x))^{5/2} (a+a \sin (c+d x))^{3/2} \, dx \]
Optimal antiderivative \[ -\frac {15 a^{3} \left (e \cos \left (d x +c \right )\right )^{\frac {7}{2}}}{32 d e \left (a +a \sin \left (d x +c \right )\right )^{\frac {3}{2}}}+\frac {15 a^{2} e \left (e \cos \left (d x +c \right )\right )^{\frac {3}{2}}}{64 d \sqrt {a +a \sin \left (d x +c \right )}}-\frac {3 a^{2} \left (e \cos \left (d x +c \right )\right )^{\frac {7}{2}}}{8 d e \sqrt {a +a \sin \left (d x +c \right )}}-\frac {a \left (e \cos \left (d x +c \right )\right )^{\frac {7}{2}} \sqrt {a +a \sin \left (d x +c \right )}}{4 d e}+\frac {45 a \,e^{\frac {5}{2}} \arcsinh \left (\frac {\sqrt {e \cos \left (d x +c \right )}}{\sqrt {e}}\right ) \sqrt {1+\cos \left (d x +c \right )}\, \sqrt {a +a \sin \left (d x +c \right )}}{64 d \left (1+\cos \left (d x +c \right )+\sin \left (d x +c \right )\right )}+\frac {45 a \,e^{\frac {5}{2}} \arctan \left (\frac {\sin \left (d x +c \right ) \sqrt {e}}{\sqrt {e \cos \left (d x +c \right )}\, \sqrt {1+\cos \left (d x +c \right )}}\right ) \sqrt {1+\cos \left (d x +c \right )}\, \sqrt {a +a \sin \left (d x +c \right )}}{64 d \left (1+\cos \left (d x +c \right )+\sin \left (d x +c \right )\right )} \]
command
integrate((e*cos(d*x+c))^(5/2)*(a+a*sin(d*x+c))^(3/2),x, algorithm="fricas")
Fricas 1.3.8 (sbcl 2.2.11.debian) via sagemath 9.6 output
\[ \text {output too large to display} \]
Fricas 1.3.7 via sagemath 9.3 output \[ \text {Timed out} \]