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If 1, w, w ^(2),..., w ^( n-1) are the n...

If `1, w, w ^(2),..., w ^( n-1)` are the nth roots of unity then `(2-w) (2-w ^(2)) ...( 2 - w ^(n -1))` equals:

A

`2 ^( n) -1`

B

`2 ^(n)`

C

`0`

D

`-1`

Text Solution

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The correct Answer is:
A
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