Determine whether $\mathbf { u }$ and $\mathbf { v }$ are parallel, orthogonal, or neither.
$$\mathbf { u } = \langle - 1,6 , - 3 \rangle , \mathbf { v } = \langle - 3,18 , - 9 \rangle$$
A) parallel
B) orthogonal
C) neither

Question

Quizplus · Accepted Answer

Two vectors are parallel if one is a scalar multiple of the other. Here, $\mathbf{v} = 3\mathbf{u}$, indicating that $\mathbf{u}$ and $\mathbf{v}$ are parallel.

Determine Whether u\mathbf { u }u And v\mathbf { v }v Are Parallel, Orthogonal, or Neither

Determine Whether $\mathbf { u }$ And $\mathbf { v }$ Are Parallel, Orthogonal, or Neither