vectors-m

Related Questions

• In a trapezium, the vector $\overrightarrow{BC}=\lambda \overrightarrow{AD}.$ We will then find that $\mathbf{p}=\overrightarrow{AC}+\overrightarrow{BD}$ is collinear with $\overrightarrow{AD},$ If $\mathbf{p}=\mu \overrightarrow{AD},$ then

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• A, B, C, D are any four points, then $\overrightarrow{AB}\,\,.\,\,\overrightarrow{CD}\,\,+\,\overrightarrow{\,BC}\,\,.\,\,\overrightarrow{AD}\,\,+\overrightarrow{CA}\,\,.\,\,\overrightarrow{BD}\,\,=$

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• If $\theta$ be the angle between two vectors a and b, then $\mathbf{a}.\mathbf{b}$ $\ge 0$ if

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• If a and b are mutually perpendicular vectors, then ${{(\mathbf{a}+\mathbf{b})}^{2}}=$

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• The work done in moving an object along the vector $3\mathbf{i}+2\mathbf{j}-5\mathbf{k},$ if the applied force is $\overrightarrow{F}=2\mathbf{i}-\mathbf{j}-\mathbf{k}$, is

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