The points representing cube roots of unity |
|
a) |
Are collinear |
b) |
Lie on a circle of radius |
c) |
From an equilateral triangle |
d) |
None of these |
The points representing cube roots of unity |
|
a) |
Are collinear |
b) |
Lie on a circle of radius |
c) |
From an equilateral triangle |
d) |
None of these |
(c)
The cube roots or unity are Let
and
represent
and
respectively. Clearly,
and
Thus, points representing form an equilateral triangle.
ALITER Let and
Then,
Hence, points representing form an equilateral triangle