SOLVED:Find all the complex cube roots of w = 125(cos 270? sin 270"_ Write the roots in polar form with in degrees_ cos sin (Type answers in degrees. Simplify your answer )
geometry - Evaluate the $\sin$, $\cos$ and $\tan$ without using calculator? - Mathematics Stack Exchange
Solved Given cos (x) = 1/6 with 270 degree < x < 360 degree. | Chegg.com