If the cube root of unity are 1- - -2- then the roots of the equation x -13-8-0 areA- None of the above B- -1-1-2 - 1-2 -2C- -3-1-2 -1-2 -2D- -1-1-1

The correct option is C (x+1)^3+8=0 ⇒ x+1= 2, 2ω, 2ω^2 ⇒ x= 1 2, 1 2ω, 1 2ω^2 = 3, 1 2ω, 1 2ω^2 ...

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Discriminant

If the cube r...

Question

If the cube root of unity are $1, ω, ω^{2}$ , then the roots of the equation $(x + 1)^{3} + 8 = 0$ are

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-1, -1, -1

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None of the above

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