Respuesta :

TheSandman1337
We have that v*v=[tex]|v|^2[/tex]. Hence, v*v= (2,7)*(2,7)=2*2+7*7=53. Thus, [tex]|v|^2=53 and |v|= \sqrt{53} [/tex]. The correct choice is d.
samyanelli

Answer:

D

Step-by-step explanation:

edge answer

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