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Mathematics
Mathematics
Problem
For
v
=
(
1
y
)
\mathbf{v} = \begin{pmatrix} 1 \\ y \end{pmatrix}
v
=
(
1
y
)
and
w
=
(
−
6
−
4
)
\mathbf{w} = \begin{pmatrix} -6 \\ -4 \end{pmatrix}
w
=
(
−
6
−
4
)
,
proj
w
v
=
(
3
2
)
.
\text{proj}_{\mathbf{w}} \mathbf{v} = \begin{pmatrix} 3 \\ 2 \end{pmatrix}.
proj
w
v
=
(
3
2
)
.
Find
y
y
y
.
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