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If omega is a complex cube root of unity...

If `omega` is a complex cube root of unity then the value of `(p++q omega+r omega^(2))/(r+p omega+q omega^(2))+(p+q omega+r omega^(2))/(q+r omega+p omega^(2))=` (where p, q, r are real)

A

0

B

1

C

-1

D

2

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The correct Answer is:
C
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HIMALAYA PUBLICATION-COMPLEX NUMBERS-QUESTION BANK
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