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Given two vectors hati-hatjand hati + 2 ...

Given two vectors `hati-hatj`and `hati + 2 hatj.` The unit vector, coplanar with the two given vectors and perpendicular to `(hati - hatj)` is :

A

`(1)/(sqrt2) (hati + hatj)`

B

`(1)/(sqrt5)(2 hati + hatj)`

C

`pm (1)/(sqrt2) (hati + hatk)`

D

None of these.

Text Solution

Verified by Experts

The correct Answer is:
A
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