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JEE Math Practice Question

If $$z=x+i y, x y \neq 0$$, satisfies the equation $$z^2+i \bar{z}=0$$, then $$\left|z^2\right|$$ is equal to :

  1. A.9
  2. B.$$\frac{1}{4}$$
  3. C.4
  4. D.1

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