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Find a unit perpendicular to each of the...

Find a unit perpendicular to each of the vector `vec(a)+vec(b)` and `vec(a)-vec(b)`, where `vec(a)=3hati+2hatj+2hatk` and `vec(b)=hati+2hatj-2hatk`.

Text Solution

Verified by Experts

The correct Answer is:
`+-(2)/(3)hati+-(2)/(3)hatj+-(1)/(3)hatk`
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