New user? Sign up

Existing user? Log in

$\large f(x) = \cos(x) \cdot \cos(2x) \cdot \cos(3x)\cdots \cos(999x)$

If $f \left(\dfrac{2\pi }{1999}\right) = \dfrac{1}{2^{k}}$, find $k$.

Problem Loading...

Note Loading...

Set Loading...