Asked by Nov
An object is moving along the x-axis. Its position at any time is given by x(t) = 3cos(pi * t) + 2. Find its acceleration.
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Anonymous
v = dx/dt = -3 pi sin (pi * t)
a = d^2x/dt^2 = -3 pi^2 cos (pi * t)
a = d^2x/dt^2 = -3 pi^2 cos (pi * t)
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