1995

JEE Main 1995 Mathematics question on Complex Numbers and Quadratic Equations

Let zz and ww be two complex numbers such that ∣z∣≤1|z| \leq 1, ∣w∣≤1|w| \leq 1 and ∣z+iw∣=∣z−iwˉ∣=2|z + iw| = |z - i\bar{w}| = 2, then zz equals
  1. A.
    ii or bb (b) ii or −1-1
  2. B.
    ii or −1-1
  3. C.
    11 or −1-1
  4. D.
    ii or −1-1
Show answer

Correct option: C

[1995]

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