Chapter 3: Q. 104 (page 158)
What are the possibilities for the number of times the graphs of two different quadratic functions intersect?
Two parabolas intersect at points
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If then
(a) Determine the slope and y-intercept of each function.
(b) Use the slope and y-intercept to graph the linear function.
(c) Determine the average rate of change of each function.
(d) Determine whether the linear function is increasing, decreasing, or constant.
For the graph of the linear function is the_______
and is the_______.
An accepted relationship between
stopping distance, d (in feet), and the speed of a car, v (in mph), is on dry, level concrete.
(a) How many feet will it take a car traveling 45 mph to stop on dry, level concrete?
(b) If an accident occurs 200 feet ahead of you, what is the maximum speed you can be traveling to avoid being involved?
(c) What might the term represent?
If then
(a) Determine the slope and y-intercept of each function.
(b) Use the slope and y-intercept to graph the linear function.
(c) Determine the average rate of change of each function.
(d) Determine whether the linear function is increasing, decreasing, or constant
Match each graph to one the following functions.
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