Published by:
CGP EDU Academic Team
Published on: August 13, 2026
If 
and 
are two of the 
roots of unity such that 
is least positive, then 
is
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
C
We know that the 
roots of unity lie on the circle 
and divide its circumference into 
equal parts.
Also, 
roots of unity are given by
roots of unity are given by 
We know that 
.
Therefore, 
will have least positive value, if 
and 
represent any two consecutive points on the circle 
.
Let 
. Then, 
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