Question 1204b

Vectors I: Basics, Dot and Cross Products

Projection Vectors

Question

Given the vectors

{\mathbf{a}=\begin{pmatrix} - 2 \\ 6 \\ 9 \end{pmatrix}}

and

{\mathbf{b}=\begin{pmatrix} 8 \\ - 1 \\ 4 \end{pmatrix},}

what is the projection vector of

{\mathbf{b}}

onto

{\mathbf{a}?}

Your answer:

{\Biggl(}

{\Biggr)}