The position of a car driving along a straight road at time t in minutes is given by the function y = s(t) that is shown here. The car's position function has units measured in thousands of feet. For instance, the point (2, 4) on the graph indicates that after 2 minutes, the car has traveled 4000 feet. N 16+ 15- 14 13 12 11 10 9 8 7 6 -1 in 5 4 32 3 4 5 6 7 12 + -2+ a a. What is the car's average velocity from t = 0 to t = 12? Round to 2 decimal places. 8 9 ft / min 10 11 when the car is stopped O when the car is decelerating b. What do the flat portions (where the slope = 0) of the graph represent?
The position of a car driving along a straight road at time t in minutes is given by the function y = s(t) that is shown here. The car's position function has units measured in thousands of feet. For instance, the point (2, 4) on the graph indicates that after 2 minutes, the car has traveled 4000 feet. N 16+ 15- 14 13 12 11 10 9 8 7 6 -1 in 5 4 32 3 4 5 6 7 12 + -2+ a a. What is the car's average velocity from t = 0 to t = 12? Round to 2 decimal places. 8 9 ft / min 10 11 when the car is stopped O when the car is decelerating b. What do the flat portions (where the slope = 0) of the graph represent?
Big Ideas Math A Bridge To Success Algebra 1: Student Edition 2015
1st Edition
ISBN:9781680331141
Author:HOUGHTON MIFFLIN HARCOURT
Publisher:HOUGHTON MIFFLIN HARCOURT
Chapter8: Graphing Quadratic Functions
Section: Chapter Questions
Problem 14CT
Related questions
Question
Transcribed Image Text:Sketch an accurate graph of y= s'(t). Assume that the maximum instantaneous velocity in each time
interval is 4000 ft/min (which would be represented by s'(t) = 4 on the graph).
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The position of a car driving along a straight road at time t in minutes is given by the function y = s(t)
that is shown here. The car's position function has units measured in thousands of feet. For instance, the
point (2,4) on the graph indicates that after 2 minutes, the car has traveled 4000 feet.
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myopenmath.com/assess2/?cid=175669&aid=12457275#/skip/1
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< >
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O when the car is stopped
O when the car is decelerating
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a. What is the car's average velocity from t = 0 to t = 12? Round to 2 decimal places.
ft / min
b. What do the flat portions (where the slope = 0) of the graph represent?
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Expert Solution
Step 1
Given,
A graph, y=s(t) is given,
at an instance t=2 minutes position 4000 feet.
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