yaya0706 yaya0706

20-12-2018
Mathematics

contestada

V= 2i +9j Find ||9v||

Respuesta :

jimrgrant1 jimrgrant1

20-12-2018

Answer:

9[tex]\sqrt{85}[/tex]

Step-by-step explanation:

9v = 9(2i + 9j) = 18i + 81j

|9v | = [tex]\sqrt{18^2+81^2}[/tex] = [tex]\sqrt{x6885}[/tex] = 9[tex]\sqrt{85}[/tex]

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