For $\vec { u } = \langle 1 , - 2 , - 3 \rangle \text { and } \vec { v } = \langle - 1,1 , - 2 \rangle$ find $\vec { u } + \vec { v }$
A) $\langle 0 , - 1 , - 5 \rangle$
B) $\langle 2 , - 3 , - 1 \rangle$
C) $\langle 0 , - 3 , - 5 \rangle$
D) $\langle 0 , - 3 , - 3 \rangle$

Question

Quizplus · Accepted Answer

To find $\vec{u} + \vec{v}$, add the corresponding components of $\vec{u}$ and $\vec{v}$: $1 + (-1) = 0$, $-2 + 1 = -1$, and $-3 + (-2) = -5$, resulting in $\langle 0, -1, -5 \rangle$.

For u⃗=⟨1,−2,−3⟩ and v⃗=⟨−1,1,−2⟩\vec { u } = \langle 1 , - 2 , - 3 \rangle \text { and } \vec { v } = \langle - 1,1 , - 2 \rangleu=⟨1,−2,−3⟩ and v=⟨−1,1,−2⟩

For $\vec { u } = \langle 1 , - 2 , - 3 \rangle \text { and } \vec { v } = \langle - 1,1 , - 2 \rangle$