engineering recuitment NPCIL Plant Operator Mock Test Mathematics Complex Numbers Properties of Complex Numbers
Find conjugate of \(\rm \left(\frac{1+i}{1-i} - \frac{1-i}{1+i}\right)\) where \(\rm i=\sqrt{-1} ?\)
1
3 - 2i
2
-2i
3
2i
4
None of the above