Displacement is given by , x = alfa + beta t2 + gama t-2 , find the instantaneous acceleration.
Kindly refer to the following link for the similar query,
https://www.meritnation.com/ask-answer/question/an-object-is-moving-along-x-axis-in-such-a-way-that-its-disp/motion/2441419
https://www.meritnation.com/ask-answer/question/an-object-is-moving-along-x-axis-in-such-a-way-that-its-disp/motion/2441419