If \[a,\,b\] and c are unit coplanar vectors then the scalar triple product \[[2a-b\,\,2b-c\,\,2c-a]\] is equal to [IIT Screening 2000; Kerala (Engg.) 2005]

If \[a,\,b\] and c are unit coplanar vectors then the scalar triple pr

1.	If \[a,\,b\] and c are unit coplanar vectors then the scalar triple product \[[2a-b\,\,2b-c\,\,2c-a]\] is equal to [IIT Screening 2000; Kerala (Engg.) 2005]
A.	0
B.	1
C.	\[-\sqrt{3}\]
D.	\[\sqrt{3}\]
Answer» B. 1

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If \[a,\,b\] and c are unit coplanar vectors then the scalar triple product \[[2a-b\,\,2b-c\,\,2c-a]\] is equal to [IIT Screening 2000; Kerala (Engg.) 2005]

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