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What is the instantaneous velocity

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Reference no: EM131559895

Question: VELOCITY OF A BALL THROWN INTO THE AIR A ball is thrown straight up with an initial velocity of 128 ft/sec, so that its height (in feet) after t sec is given by s(t) = 128t - 16t2.

a. What is the average velocity of the ball over the time intervals [2, 3], [2, 2.5], and [2, 2.1]?

b. What is the instantaneous velocity at time t = 2?

c. What is the instantaneous velocity at time t = 5? Is the ball rising or falling at this time?

d. When will the ball hit the ground?

Reference no: EM131559895

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