If a ball is thrown into the air with a velocity of 40 ftys, its height in feet t
Chapter 2, Problem 5(choose chapter or problem)
If a ball is thrown into the air with a velocity of 40 ftys, its height in feet t seconds later is given by y 40t 2 16t 2 . (a) Find the average velocity for the time period beginning when t 2 and lasting (i) 0.5 seconds (ii) 0.1 seconds (iii) 0.05 seconds (iv) 0.01 seconds (b) Estimate the instantaneous velocity when t 2.
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