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JEE Math Practice Question

If $$z = {{\sqrt 3 } \over 2} + {i \over 2}\left( {i = \sqrt { - 1} } \right)$$, then (1 + iz + z5 + iz8)9 is equal to :

  1. A.1
  2. B.–1
  3. C.0
  4. D.(-1 + 2i)9

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