Wednesday
April 23, 2014

Homework Help: Calculas

Posted by Mimi on Friday, April 3, 2009 at 4:32am.

If a ball is thrown in the air with a velocity 44 ft/s, its height in feet t seconds later is given by y = 44t - 16t2.

(a) Find the average velocity for the time period beginning when t = 2 and lasting 0.5 second.
ft/s

(b) Find the average velocity for the time period beginning when t = 2 and lasting 0.1 second.
ft/s

(c) Find the average velocity for the time period beginning when t = 2 and lasting 0.05 second.
ft/s

(d) Find the average velocity for the time period beginning when t = 2 and lasting 0.01 second.
? ft/s

(e) Estimate the instantaneous velocity when t = 2.

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