Question:
Mark $(\sqrt{)}$ against the correct answer in each of the following:
$\int e^{x} \cot \left(e^{x}\right) d x=?$
A. $\cot \left(e^{x}\right)+C$
B. $\log \left|\sin e^{x}\right|+C$
c. $\log \left|\operatorname{cosec} e^{x}\right|+c$
D. none of these
Solution:
