Cool geometry problem

Geometry Level 4

\[\cos^7(x) + \cos^7\left(x+\dfrac{2\pi}{3}\right) + \cos^7\left(x+\dfrac{4\pi}{3}\right)=0\] find the total number of solutions to the above equation in the range \(0\leq x\leq 2\pi\).

×

Problem Loading...

Note Loading...

Set Loading...