Question

Let z₀ be a root of the quadratic equation, x² + x + 1 = 0 . If z = 3 + 6iz₀⁸¹ - 3iz₀⁹³ , then arg z is equal to
(A) π/4

(B) π/3

(C) 0 (D) π/6

Answer 1

Answer:

c )......................