Multiple Choice Questions on If omega omega 2 are the cube roots of unity then 1 omega 1 omega 2 1 omega 3 1 omega omega 2 is equ........... for NDA Exam Preparation

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Multiple Choice Questions

If omega omega 2 are the cube roots of unity then 1 omega 1 omega 2 1 omega 3 1 omega omega 2 is equ...........

Mathematics (NDA) Algebra
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    If ω,ω2 are the cube roots of unity, then (1+ω)(1+ω2)(1+ω3)(1+ω+ω2) is equal to

    -2

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    -1

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    0

    Correct Answer

    2

    Incorrect Answer
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    Explanation:

    (1 + w) (1 + w2 ) (1 + w3 ) (1 + w + w2 ) = 0

    By: Munesh Kumari
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