If veca,vecb, vecc are unit coplanar vec...

If `veca,vecb, vecc` are unit coplanar vectors then the scalar triple product `[2veca-vecb, 2vecb-c ,vec2c-veca]` is equal to (A) `0` (B) `1` (C) `-sqrt(3)` (D) `sqrt(3)`

A

0

B

1

C

`-sqrt(3)`

D

`sqrt(3)`

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The correct Answer is:

A

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