81.22 Problem number 161

\[ \int \frac {\cos ^3(a+b x) \sin ^3(a+b x)}{(c+d x)^3} \, dx \]

Optimal antiderivative \[ -\frac {3 b \cos \left (2 b x +2 a \right )}{32 d^{2} \left (d x +c \right )}+\frac {3 b \cos \left (6 b x +6 a \right )}{32 d^{2} \left (d x +c \right )}-\frac {3 b^{2} \cos \left (2 a -\frac {2 b c}{d}\right ) \sinIntegral \left (\frac {2 b c}{d}+2 b x \right )}{16 d^{3}}+\frac {9 b^{2} \cos \left (6 a -\frac {6 b c}{d}\right ) \sinIntegral \left (\frac {6 b c}{d}+6 b x \right )}{16 d^{3}}+\frac {9 b^{2} \cosineIntegral \left (\frac {6 b c}{d}+6 b x \right ) \sin \left (6 a -\frac {6 b c}{d}\right )}{16 d^{3}}-\frac {3 b^{2} \cosineIntegral \left (\frac {2 b c}{d}+2 b x \right ) \sin \left (2 a -\frac {2 b c}{d}\right )}{16 d^{3}}-\frac {3 \sin \left (2 b x +2 a \right )}{64 d \left (d x +c \right )^{2}}+\frac {\sin \left (6 b x +6 a \right )}{64 d \left (d x +c \right )^{2}} \]

command

integrate(cos(b*x+a)^3*sin(b*x+a)^3/(d*x+c)^3,x, algorithm="giac")

Giac 1.9.0-11 via sagemath 9.6 output

\[ \text {output too large to display} \]

Giac 1.7.0 via sagemath 9.3 output \[ \text {Timed out} \]_______________________________________________________