Published by:
CGP EDU Academic Team
Published on: August 12, 2026
If 
is a complex cube root of unity, then 
is equal to
A
0 , if 
is an even integer
is an even integer B
0 for all 
C
for all 
D
none of these
Text Solution
Verified by ExpertsThe correct answer is:
A
Let 
be a cube root of unity.
numerator 
If 
is even, 
numerator 
Denominator 
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