Mathematics · 2021
JEE Main · 27 August 2021, Shift 1 · Q62
If S ={z ∈ C: (z-i)/(z+2 i) ∈ R }, then:
If $\displaystyle \mathrm{S}=\left\{z \in \mathbb{C}: \frac{z-i}{z+2 i} \in \mathbb{R}\right\}$, then :
Official answer
(3)
S is a straight line in the complex plane
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JEE Main 2021 Mathematics question, with the answer from NTA’s final answer key. Where our answers come from.