If veca and vecb are any two unit vector...

If `veca and vecb` are any two unit vectors, then find the greatest postive integer in the range of `(3|veca + vecb|)/2+2|veca-vecb|`

A

`2`

B

`3`

C

`4`

D

`5`

Text Solution

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The correct Answer is:

B, C, D

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