Home › AP EAPCET (Engineering) › Mathematics › Complex Numbers and Quadratic Equations › If 1, ω and ω^2 are the cube roots of unity, the…
If 1, ω and ω^2 are the cube roots of unity, then 1 + ω + ω^2 equals
Aω
B1
C0
D-1
Answer & Solution
Correct answer: C. 0
The cube roots of unity are the roots of x^3 - 1 = 0, whose sum of roots is zero.
Related questions
Every real number a can be regarded as the complex numberThe real part of (2 + i)^2 isThe sum of z and its conjugate always equalsThe set of points with |z| = 1 in the complex plane formsIf |z| = 1, then the conjugate of z equalsWhich equation shows that the real number system needs extending?The modulus of a non-real cube root of unity isFor a cube root of unity ω, the value of ω^3 is