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just olya [345]
3 years ago
15

N =⟨−2,  −1⟩ and D=

7D%5Cright%5D" id="TexFormula1" title="\left[\begin{array}{cc}-3&0\\4&1\\\end{array}\right]" alt="\left[\begin{array}{cc}-3&0\\4&1\\\end{array}\right]" align="absmiddle" class="latex-formula">
What is D⋅n?
Mathematics
1 answer:
zepelin [54]3 years ago
5 0

Answer:

6

-9

Step-by-step explanation:

-3(-2) + 0(-1)

4(-2) + 1(-1)

6 + 0

-8 + -1

6

-9

*don't forget to add brackets on each side of every calculation okay :)

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