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Consider the polynomical P(x) = (x - cos...

Consider the polynomical `P(x) = (x - cos36^(@))(x - cos84^(@))(x - cos156^(@))`
The coefficient of `x^(2)` can not be

A

`(3)/(2)`

B

`-(3)/(2)`

C

`-(3)/(4)`

D

zero

Text Solution

Verified by Experts

The correct Answer is:
C
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