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Complex Numbers question

2004 · Shift 0 · Q99
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  5. /2004 · Shift 0 · Q99

Complex Numbers question

2004 · Shift 0 · Q99

JEE MainMathematicsComplex NumbersMCQ+4 / −1
If  ∣z2−1∣=∣z∣2+1\,\left| {{z^2} - 1} \right| = {\left| z \right|^2} + 1​z2−1​=∣z∣2+1, then z lies on :
  1. A
    an ellipse
  2. B
    the imaginary axis
  3. C
    a circle
  4. D
    the real axis
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