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1. |
Let z0 be a root of the quadratic equation, x2 + x + 1 = 0. If \(z = 3 + 6iz_0^{81} - 3iz_0^{93}\), then arg z is equal to: |
A. | π/4 |
B. | π/6 |
C. | π/3 |
D. | 0 |
Answer» B. π/6 | |