Vector u has its initial point at (-7,2) and it's terminal point at (11,-5). Vector v has a direction opposite that of vector u, and it's magnitude is three times the magnitude of u. What is the component form of vector v?

Respuesta :

Answer:

[tex]3\vec{v} = ( - 21,54) [/tex]

Step-by-step explanation:

[tex] \vec{u} = (18,- 7)\Rightarrow \vec{v} = ( - 7,18) \Rightarrow 3\vec{v} = ( - 21,54)[/tex]