Question

Given r = 7i − 8j and s = −3i + 7j, what is r + s?

Answer 1

`4i-j`

Step-by-step explanation:

Here, we want to sum up the two vectors

Mathematically, we have that as follows:

`\begin{gathered} \text{ 7i-8j-3i+7j} \\ 7i-3i-8j+7j \\ =\text{ 4i-j} \end{gathered}`