taylorwritexz taylorwritexz
  • 02-10-2021
  • Physics
contestada

plsss help I don’t understand this

plsss help I dont understand this class=

Respuesta :

Upendo
Upendo Upendo
  • 02-10-2021

B is the correct option.

1. Given eqn;

S(t) = 1/2t² - 4t + 8

2.Differentiate the above eqn with respect to t;

d(S(t)) = t - 4

dt

When distance, S, is differentiated it results to velocity.

V = t - 4

at t = 10

V = 10 - 4

V = 6 feet/s

Answer Link

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