Alicia320 Alicia320
  • 17-09-2020
  • Physics
contestada

How long does it take an object to move 35 m away if the object starts with a velocity of -8.0 m/s with an acceleration of 3 m/s²?

Respuesta :

kk5996282
kk5996282 kk5996282
  • 20-09-2020

Answer:

Explanation:

s=vit+1/2at²

s=t(vi+1/2at)

s/t=vi+1/2at

s/t²=vi+1/2a

1/t²=vi+1a/2s

t²=2s/vi+a

t=√2s/vi+a

t=√2*35/-8.0+3

t=√70/-5

t= √-14

t=-3.74

t=√2s/vi+1

t=√2*35

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