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Let veca=hatj-hatk and vecc=hati-hatj-ha...

Let `veca=hatj-hatk` and `vecc=hati-hatj-hatk`. Then the vector `vecb` satisfying `vecaxxvecb+vecc=vec0` and `veca.vecb=3` is

A

`-hati + hatj + 2hatk`

B

`2hati - hatj + 2hatk`

C

`hati - hatj -2hatk`

D

`hati + hatj - 2hatk`

Text Solution

Verified by Experts

The correct Answer is:
A
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