differentiation

Question: The equation of motion of a particle is given by $s=2{{t}^{3}}-9{{t}^{2}}+12t+1$ ,where s and t are measured in cm and sec. The time when the particle stops momentarily is



1) 1 sec
2) 2 sec
3) 1, 2 sec
4) None of these
Solution: Explanation: No Explanation
Application of Derivatives

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