vectors-m

Related Questions

• A unit vector perpendicular to the plane determined by the points $P\,(1,\,\,-1,\,\,2),\,\,Q\,(2,\,\,0,\,-1)$ and $R\,(0,\,\,2,\,\,1)$ is

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• A unit vector perpendicular to each of the vector $2\mathbf{i}-\mathbf{j}+\mathbf{k}$ and $3\mathbf{i}+4\mathbf{j}-\mathbf{k}$ is equal to

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• If a and b be unlike vectors, then a . b =

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• If $\mathbf{a}=2\mathbf{i}+\mathbf{j}-8\mathbf{k}$ and $\mathbf{b}=\mathbf{i}+3\mathbf{j}-4\mathbf{k},$ then the magnitude of $\mathbf{a}+\mathbf{b}=$

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• The unit vector perpendicular to both the vectors i – 2j + 3k and i + 2j – k is

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