Further Applications of Dot and Cross Product Q3

Further Applications of Dot and Cross Product Q3

TGM Original Questions

It is given that \(A\) is the point \(\left( -3,2,-2 \right)\) and \(B\) is the point \(\left( 2,1,-3 \right)\). Find the exact length of projection of \(\overrightarrow{AB}\) onto the \(xy\)-plane.

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Answer:\(\sqrt {26}\) units

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