8. What is the instantaneous velocity for f(t) = t^2+ 3t at t = 4 seconds?
1 answer:
Answer:
Velocity is the time rate of change of distance[f(t)]
df(t)/dt = 2t + 3
At t= 4
V = 2(4) + 3
V= 11ms-¹.
Now this is only correct if i'm working with the values you gave.
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