Explanation:Given z = (1 + i√3)2= 1 – 3 + 2i√3= -2 + i (2√3)So, z lies in second quadrant.= π – tan-1 √3= π - π/3= 2π/3

Q. 335.0( 4 Votes )

Find principal ar

Answer :

Explanation:

Given z = (1 + i√3)²

= 1 – 3 + 2i√3

= -2 + i (2√3)

So, z lies in second quadrant.

= π – tan^-1 √3

= π - π/3

= 2π/3

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