grandmamom12 grandmamom12

17-04-2021
Mathematics

contestada

12. Find u · v for u = 3i + 4j and v = i - 2j

a.
[tex] \sqrt{5} [/tex]

b. -5
c. 10
d. 3i - 8j

Respuesta :

haybuckets8 haybuckets8

17-04-2021

ANSWER: -3-2ji-8j^2

EXPLAINATION:

I dont know why that isn’t one of the answers but that’s what I got. You could try D.

MARK ME BRAINLIEST PLEASE

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