Question

41. The displacement x of a particle along a
straight line at time t is given by
1 = ao + a1t + a2tsquareThe acceleration of the
particle is
(a) do
(b) a
(C) 2a,
(d) a 2​

Answer 1

Answer:

a2 means d is the correct answer

Answer 2

Answer:

v=a1+2a2t=a=2a2=dv/dt