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Question: Answered & Verified by Expert
Let $z$ be a complex number satisfying $\left|\frac{z-4}{z-8}\right|=1$ and $\left|\frac{z}{z-2}\right|=\frac{3}{2}$
What is $\left|\frac{z-6}{z+6}\right|$ equal to?
MathematicsComplex NumberNDANDA 2016 (Phase 1)
Options:
  • A 3
  • B 2
  • C 1
  • D 0
Solution:
1913 Upvotes Verified Answer
The correct answer is: 0
$\left|\frac{z-6}{z+6}\right|=\left|\frac{6-6}{6+6}\right|=0$

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