The displacement x of a particle is dependent on timet according to the relation : x = 3-5t + 2t. Iftis measured in seconds and x in metres, find its(1) velocity at t = 2s and (ii) acceleration at t = 4s.

The displacement x of a particle is dependent on timet according to

1.	The displacement x of a particle is dependent on timet according to the relation : x = 3-5t + 2t. Iftis measured in seconds and x in metres, find its(1) velocity at t = 2s and (ii) acceleration at t = 4s.
Answer» 2tx=3-3tdx/dt=-3v=-3m/s constanta=0please CLEAR if is 2T or t

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The displacement x of a particle is dependent on timet according to the relation : x = 3-5t + 2t. Iftis measured in seconds and x in metres, find its(1) velocity at t = 2s and (ii) acceleration at t = 4s.​

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The displacement x of a particle is dependent on timet according to the relation : x = 3-5t + 2t. Iftis measured in seconds and x in metres, find its(1) velocity at t = 2s and (ii) acceleration at t = 4s.