vectors-m

Related Questions

• The sum of the three vectors determined by the medians of a triangle directed from the vertices is

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• If $\hat{i}, \hat{j}, \hat{k}$ are unit vectors, then

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• If $\mathbf{a}=(1,\,\,-1,\,\,1)$ and $\mathbf{c}=(-1,\,\,-1,\,\,0),$ then the vector b satisfying $\mathbf{a}\times \mathbf{b}=\mathbf{c}$ and $\mathbf{a}\,\,.\,\,\mathbf{b}=1$ is

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• If the position vectors of the vertices of a triangle be $2\mathbf{i}+4\mathbf{j}-\mathbf{k},$ $4\mathbf{i}+5\mathbf{j}+\mathbf{k}$ and $3\mathbf{i}+6\mathbf{j}-3\mathbf{k},$ then the triangle is

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• If ABCDEF is a regular hexagon and $\overrightarrow{AB}+\overrightarrow{AC}+\overrightarrow{AD}+\overrightarrow{AE}+\overrightarrow{AF}=\lambda \,\overrightarrow{AD},$ then $\lambda =$

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