Snowball Tossing! Let h(t) be the height of a snowball tossed from the top of a building. We will use the function h(t) = -16t² +32t + 128 to model the situation. The graph of this function will look like this: Snowball Thrown from Rooftop Height (ft) 160 140 120 100 80 60 40 20 D 0 a) What is the practical meaning of the value 128 for this function? How about the point at 4 seconds? b) What effect does the sign of the coefficient -16 have on the graph of the function? c) If we are given a quadratic function in standard form, can we find any value for x given y. or vice versa?
Snowball Tossing! Let h(t) be the height of a snowball tossed from the top of a building. We will use the function h(t) = -16t² +32t + 128 to model the situation. The graph of this function will look like this: Snowball Thrown from Rooftop Height (ft) 160 140 120 100 80 60 40 20 D 0 a) What is the practical meaning of the value 128 for this function? How about the point at 4 seconds? b) What effect does the sign of the coefficient -16 have on the graph of the function? c) If we are given a quadratic function in standard form, can we find any value for x given y. or vice versa?
Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
ChapterP: Preliminary Concepts
SectionP.CT: Test
Problem 1CT
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Transcribed Image Text:Snowball Tossing!
Let h(t) be the height of a snowball tossed from the top of a building.
We will use the function h(t) = -16t² +32t + 128 to model the situation.
The graph of this function will look like this:
Height (ft)
160
140
120
100
80
60
40
20
0
0
Snowball Thrown from Rooftop
1
2
Time (s)
3
4
a) What is the practical meaning of the
value 128 for this function? How
about the point at 4 seconds?
b) What effect does the sign of the
coefficient -16 have on the graph of
the function?
c) If we are given a quadratic function
in standard form, can we find any
value for x given y, or vice versa?
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