14.6 Problem number 22

\[ \int \frac {\left (a+b \log \left (c x^n\right )\right )^3 \log (1+e x)}{x^2} \, dx \]

Optimal antiderivative \[ 6 b^{3} e \,n^{3} \ln \left (x \right )-6 b^{2} e \,n^{2} \ln \left (1+\frac {1}{e x}\right ) \left (a +b \ln \left (c \,x^{n}\right )\right )-3 b e n \ln \left (1+\frac {1}{e x}\right ) \left (a +b \ln \left (c \,x^{n}\right )\right )^{2}-e \ln \left (1+\frac {1}{e x}\right ) \left (a +b \ln \left (c \,x^{n}\right )\right )^{3}-6 b^{3} e \,n^{3} \ln \left (e x +1\right )-\frac {6 b^{3} n^{3} \ln \left (e x +1\right )}{x}-\frac {6 b^{2} n^{2} \left (a +b \ln \left (c \,x^{n}\right )\right ) \ln \left (e x +1\right )}{x}-\frac {3 b n \left (a +b \ln \left (c \,x^{n}\right )\right )^{2} \ln \left (e x +1\right )}{x}-\frac {\left (a +b \ln \left (c \,x^{n}\right )\right )^{3} \ln \left (e x +1\right )}{x}+6 b^{3} e \,n^{3} \polylog \left (2, -\frac {1}{e x}\right )+6 b^{2} e \,n^{2} \left (a +b \ln \left (c \,x^{n}\right )\right ) \polylog \left (2, -\frac {1}{e x}\right )+3 b e n \left (a +b \ln \left (c \,x^{n}\right )\right )^{2} \polylog \left (2, -\frac {1}{e x}\right )+6 b^{3} e \,n^{3} \polylog \left (3, -\frac {1}{e x}\right )+6 b^{2} e \,n^{2} \left (a +b \ln \left (c \,x^{n}\right )\right ) \polylog \left (3, -\frac {1}{e x}\right )+6 b^{3} e \,n^{3} \polylog \left (4, -\frac {1}{e x}\right ) \]

command

int((a+b*ln(c*x^n))^3*ln(e*x+1)/x^2,x,method=_RETURNVERBOSE)

Maple 2022.1 output

method result size
risch \(\text {Expression too large to display}\) \(14041\)

Maple 2021.1 output

\[ \int \frac {\left (b \ln \left (c \,x^{n}\right )+a \right )^{3} \ln \left (e x +1\right )}{x^{2}}\, dx \]________________________________________________________________________________________