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At the fifth second, the velocity of an object moving along a horizontal line is -2m/s....

  1. At the fifth second, the velocity of an object moving along a horizontal line is -2m/s. The object’s acceleration function is given by -t^2 +4
  1. Find the velocity of the object at the 8th second of motion.
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Answer #1

acceleration,

rate of change of velocity is acceleration-

integrating on both sides-

c is a constant of integration

It is given that,

Now,

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