Mathematics · 2014
JEE Main · 11 April 2014, Shift 1 · Q62
If z_1, z_2 and z_3, z_4 are 2 pairs of complex conjugate numbers, then (z_1/z_4)+ (z_2/z_3) equals:
If $\displaystyle z_1, z_2$ and $\displaystyle z_3, z_4$ are $\displaystyle 2$ pairs of complex conjugate numbers, then
$\displaystyle \arg \left(\frac{z_1}{z_4}\right)+\arg \left(\frac{z_2}{z_3}\right)$ equals :
Official answer
(1)
$\displaystyle 0$
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JEE Main 2014 Mathematics question, with the answer from NTA’s final answer key. Where our answers come from.