iammdana
contestada

Find the final velocity of a car that accelerates at +2 m/s2 for +4m from an
initial velocity of +3m/s.

Respuesta :

kk5996282

Answer:

Explanation:

according to third equation of motion

2as=vf²-vi²

vf²=2as+vi²

vf=√2as+vi²

vf=√2as+vi

vf=√2*2*4+3

vf=√16+3

vf=4+3=7

so final velocity is 7 m/s

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