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TIMO 2017 - Senior Secondary (Grades 10-12) - Preliminary Round - Paper 5 Question 6

TIMO · TIMO 2017 - Senior Secondary (Grades 10-12) - Preliminary Round - Paper 5

Question 6

Express $\left(\frac12-\frac{\sqrt3}{2}i\right)^{1111}$ in the form $a+bi$.
  1. $\frac12+\frac{\sqrt3}{2}i$
  2. $\frac12-\frac{\sqrt3}{2}i$
  3. $-\frac12+\frac{\sqrt3}{2}i$
  4. $-\frac12-\frac{\sqrt3}{2}i$