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If vec(a)= vec(i) + vec(j)+ vec(k), vec(...

If `vec(a)= vec(i) + vec(j)+ vec(k), vec(c )= vec(j)- vec(k)`, then find vector `vec(b)` such that `vec(a) xx vec(b)= vec(c ) and vec(a).vec(b)= 3`

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Verified by Experts

The correct Answer is:
`1/3(5veci+2vecj+2veck)`.
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