vectors-m

Related Questions

• If $\mathbf{a}=2\mathbf{i}+2\mathbf{j}-\mathbf{k}$ and $|x\,\mathbf{a}|\,\,=1,$ then $x =$

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• The angle between the vectors $(2\mathbf{i}+6\mathbf{j}+3\mathbf{k})$ and $(12\mathbf{i}-4\mathbf{j}+3\mathbf{k})$ is

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• If $|a|\,=\,|\mathbf{b}|,$ then $(a+b)\,.\,(a-b)$ is

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• If $3\mathbf{i}+4\mathbf{j}$ and $-5\mathbf{i}+7\mathbf{j}$ are the vector sides of any triangle, then its area is given by

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• If $l\,\mathbf{a}+m\,\mathbf{b}+n\,\mathbf{c}=\mathbf{0},$ where $l,\,m,\,\,n$ are scalars and a, b, c are mutually perpendicular vectors, then

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