Question

The position of the particle as a function of time x=6t+0.5t^3. what is the velocity at t=1s

Answer 1

differentiate it with respect to time

velocity = 6 + 1.5t²

now velocity at 1 second = 6 + 1.5 = 7.5 m/s

Answer 2

Answer:

7.5m/s. Hope it's helpful to you...