If the Cube Roots of Unity Are 1, ω, ω2 , Then the Roots of the Equation (X – 1)3 + 8 = 0 Are - Mathematics

MCQ

If the cube roots of unity are 1, ω, ω2 , then the roots of the equation (x – 1)3 + 8 = 0 are

Options

• -1, -1 + 2ω, -1 - 2ω2

• -1,-1,-1

• -1, 1-2ω,1 - 2ω2

• -1, 1 + 2ω, 1 + 2ω2

Solution

-1, 1-2ω,1 - 2ω2

Concept: Quadratic and Linear Equation (Entrance Exam)
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