List of top Mathematics Questions on Complex numbers asked in JKCET

The conjugate complex number of $ \frac{2 - i}{1 - 2i^2} $
The value of $ \left( \frac{1 + i\sqrt{3}}{1 - i\sqrt{3}} \right)^6 + \left( \frac{1 - i\sqrt{3}}{1 + i\sqrt{3}} \right)^6 $ is