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If a(1) and a(2) are two non-collinear u...

If `a_(1)` and `a_(2)` are two non-collinear unit vector with `|a_(1)+a_(2)|=sqrt(3)`, then the value of `(a_(1)-a_(2))(2a_(1)+a_(2))` is

A

2

B

`3//2`

C

1//2`

D

1

Text Solution

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The correct Answer is:
C
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