1 answer:
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Step-by-step explanation:
I write it in the pic.I hope that I undrestand what you mean
Answer:
v=206ft/s , a=120ft/s
Step-by-step explanation:
We are given the equation of displacement
- velocity = ds/dt
upon differentiating the given equation
ds/dt =
upon substituting t = 3
v = 206ft/s
- Acceleration
a= dv/dt
upon differentiating
dv/dt = 36t + 12
put t= 3
a=120ft/s