Homework 9/18
Identify each problem as type: ”Given location, find slope,” or: ”Given slope, find location.”
Then solve each problem.
1. An object is dropped from a tower so that after
t
seconds its height above ground is
h
(
t
) =
100

16
t
2
feet.
(a) What is its velocity after 2 seconds?
(b) When is its velocity

60 ft/s?
(c) What is its velocity at the time when it hits the ground?
(d) How high is it when its velocity is

48 ft/s?
2. The graph of
f
(
x
) =
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 Fall '08
 STAFF
 Calculus, Slope

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