Question

If c =⟨6,2⟩ and d =⟨ – 9,7⟩, find the sum c + d .

Answer 1

`c+d=\langle-3,9\rangle`

Explanation:

We simply add the respective horizontal and vertical components:

`c+d=\langle 6,2 \rangle+\langle-9,7\rangle=\langle6+(-9),2+7\rangle=\langle6-9,9\rangle=\langle-3,9\rangle`