Question

If ω ≠ 1 is a complex cube root of unity, then value of

        

Solution

Correct option is

0

Δ = Δ1, Δ2 where

                

SIMILAR QUESTIONS

Q1

If a, b, c are positive and are the pth, qth ans rth terms respectively of a G.P., then

                

Q2

If pth, qth, and rth terms of an H.P. be a, b, c respectively, then

Q4

Let p, q, r be three distinct prime numbers, and

               

Q5

If a, b, c are three integers in A.P., lying between 1 and 9 and a31, b41, and c51 are three digit numbers, then the determinants

Q7

Let a, b, c be three complex numbers, and let

Q8

If A, B, and C are the angle of a triangle, then the determinant

Q9