LanahV461027 LanahV461027

25-10-2022
Mathematics

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

Given r 7i 8j and s 3i 7j what is r s class=

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TeiaH715605 TeiaH715605

25-10-2022

Answer:

[tex]4i-j[/tex]

Explanation:

Here, we want to sum up the two vectors

Mathematically, we have that as follows:

[tex]\begin{gathered} \text{ 7i-8j-3i+7j} \\ 7i-3i-8j+7j \\ =\text{ 4i-j} \end{gathered}[/tex]

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