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Position of a particle moving along x-ax...

Position of a particle moving along x-axis is given by `x=6t-t^(2)+4`, where x is in metre and t is in second. Which of the following is correct?

A

For t = 3, particle is moving along positive x-axis

B

Initial velocity is 4 m/s

C

Initial acceleration is `4 m//s^(2)`

D

Initial acceleration is `6 m//s^(2)`

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The correct Answer is:
A
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