vectors-m

Related Questions

• If a, b, c are position vector of vertices of a triangle $ABC$, then unit vector perpendicular to its plane is

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• If $\mathbf{a}=\mathbf{i}+\mathbf{j}+\mathbf{k},\,\mathbf{b}=\mathbf{i}+3\mathbf{j}+5\mathbf{k}$ and $\mathbf{c}=7\mathbf{i}+9\mathbf{j}+11\mathbf{k}$, then the area of the parallelogram having diagonals a + b and b + c is

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• The projection of vector $2\mathbf{i}+3\mathbf{j}-2\mathbf{k}$ on the vector $\mathbf{i}+2\mathbf{j}+3\mathbf{k}$ will be

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

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• The unit vector perpendicular to both $\mathbf{i}+\mathbf{j}$ and $\mathbf{j}+\mathbf{k}$ is

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