Question Number 106152 by bemath last updated on 03/Aug/20
$$\underset{{x}\rightarrow\mathrm{0}} {\mathrm{lim}}\:\frac{\mathrm{1}−\mathrm{cos}\:\mathrm{xcos}\:\mathrm{2xcos}\:\mathrm{3x}…\mathrm{cos}\:\mathrm{nx}}{\mathrm{x}^{\mathrm{n}} } \\ $$
lim-x-0-1-cos-xcos-2xcos-3x-cos-nx-x-n-