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JEE Math Practice Question

Let n denote the number of solutions of the equation z2 + 3$$\overline z $$ = 0, where z is a complex number. Then the value of $$\sum\limits_{k = 0}^\infty {{1 \over {{n^k}}}} $$ is equal to :

  1. A.1
  2. B.$${4 \over 3}$$
  3. C.$${3 \over 2}$$
  4. D.2

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