vectors-m

Related Questions

• If a, b, c are the position vectors of the vertices A, B, C of the triangle ABC, then the centroid of $\Delta \,ABC$ is

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• If $\mathbf{a}=2\mathbf{i}+5\mathbf{j}$ and $\mathbf{b}=2\mathbf{i}-\mathbf{j},$ then the unit vector along $y=0$ will be

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• The unit normal vector to the line joining $\mathbf{i}-\mathbf{j}$ and $2\,\mathbf{i}+3\,\mathbf{j}$ and pointing towards the origin is

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• The value of x for which the angle between the vectors $\mathbf{a}=x\mathbf{i}-3\mathbf{j}-\mathbf{k},\,\,\mathbf{b}=2x\mathbf{i}+x\mathbf{j}-\mathbf{k}$ is acute and the angle between the vectors b and the axis of ordinate is obtuse, are

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

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