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A particle moves along a straight line a...

A particle moves along a straight line and its position as a function of time is given by `x = t6(3) - 3t6(2) +3t +3`, then particle

A

stops at `t-1s` and reverses its direction of motion

B

stops at 1-1s and continues further without change of direction

C

stops at 1-2s and reverses its direction of motion

D

stops at t-2s and continues further without change of direction.

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