A particle is moving in a straight line and its distance x from a fixe – McqOptions

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1.	A particle is moving in a straight line and its distance x from a fixed point on the line at any time t seconds is given by, x = t⁴/12 2t³/3 + 3t²/2 + t + 15. At what time is the velocity minimum?
A.	1
B.	2
C.	3
D.	4
Answer» D. 4

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