- #1
monkfishkev
- 11
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Homework Statement
An object starts from position X = 0 and moves along a straight line with its position given by x = 4t^2 - t^3 where t is the time taken to reach position x.
Find:
i) The time at which the velocity is zero
ii) The time at which the acceleration is zero
iii) The average velocity over the first three seconds.
2. The attempt at a solution
Please can somebody let me know if these answers are correct
i) 0.53s
ii) 0.27s
iii) -37s
Thanks