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D= ((vf+vi)/2) t
Solve for vi

2 Answers

4 votes
= t(Vf + Vi/2)
Vf + Vi/2 = d/t
Vf = (d/t) - Vi/2

Answer: Vf = (d/t) - Vi/2 OR (2dt - Vit)/2t

answered
User Lucasnadalutti
by
7.8k points
3 votes
D= ((vf+vi)/2) t

D = (vf +vi)*t/2

2*D = (vf +vi)*t

2D/t = vf +vi

vf +vi = 2D/t

vi = 2D/t - vf
answered
User Acsrujan
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8.3k points