20 A point moves in a straight line so that its displacement x m at time t sec is given by x 1 t Its acceleration in m sec at a

Question

20 A point moves in a straight line so that its displacement x m at time t sec is given by x 1 t Its acceleration in m sec at a time t sec is 1 1 x 3 1 t X X 2 Ux 4 Both 1 and 3 20 as a re X X 1 1 x3 3 X X

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