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If veca,vecb,vec c are unit vectors such...

If `veca,vecb,vec c` are unit vectors such that `veca+vecb+vec c= vec0` find the value of `veca.vecb+vecb.vec c+ vec c. veca`

A

-3

B

-2

C

`-3/2`

D

0

Text Solution

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The correct Answer is:
C
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DISHA PUBLICATION-VECTOR ALGEBRA-EXERCISE -1 : CONCEPT BUILDER
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