Published by:
CGP EDU Academic Team
Published on: August 12, 2026
Let 
. Then 
is equal to ________ .
Text Solution
Verified by ExpertsThe correct answer is:
0
(0)
Let z = x + iv
z 2 = x 2 - y 2 + zixy
x 2 + x - y 2 =0 & 2xy - y = 0
y = 0 or x = 
If y = 0; x = 0, - 1
If 
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