Question 1204b

Vectors I: Basics, Dot and Cross Products
Projection Vectors

Question

Given the vectors a=(692){\mathbf{a}=\begin{pmatrix} 6 \\ 9 \\ 2 \end{pmatrix}} and b=(122),{\mathbf{b}=\begin{pmatrix} 1 \\ - 2 \\ 2 \end{pmatrix},} what is the projection vector of a{\mathbf{a}} onto b?{\mathbf{b}?}

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Your answer:
({\Biggl(}
){\Biggr)}

Answer

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