Let ω be a complex number such that 2ω + 1 = z where z = -3 . If vmatrix 1 & 1 & 1 1 & - ^2 - 1 & ^2 1 & ^2 &...

Question

Let ω be a complex number such that 2ω + 1 = z where z = -3 . If vmatrix 1 & 1 & 1 1 & - ^2 - 1 & ^2 1 & ^2 & ^7 vmatrix = 3k, then k is equal to

Accepted Answer

(D)

JEE Main 2017 Mathematics question