45, Commute to Work Jade and her roommate Jari commute to work each morning, traveling west on I-10. One morning Jade left for work at 6:50 A.M., but Jari left 10 minutes later. Both drove at a constant speed. The following graphs show the distance (in miles) each of them has traveled on I-10 at time t (in minutes), where t = 0 is 7:00 a.M. (a) Use the graph to decide which of them is traveling faster. (b) Find the speed (in mi/h) at which each of them is driving. (c) Find linear functions f and g that model the distances that Jade and Jari travel as functions of t (in minutes). y 4 30 Jade Distance 20 (6, 16) traveled (mi) 10 Jari (6, 7) 2 4 6. 10 12 t Time since 7:00 A.M. (min) 8

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Chapter1: Units, Trigonometry. And Vectors
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45, Commute to Work Jade and her roommate Jari commute to
work each morning, traveling west on I-10. One morning
Jade left for work at 6:50 A.M., but Jari left 10 minutes later.
Both drove at a constant speed. The following graphs show
the distance (in miles) each of them has traveled on I-10 at
time t (in minutes), where t = 0 is 7:00 a.M.
(a) Use the graph to decide which of them is traveling
faster.
(b) Find the speed (in mi/h) at which each of them is
driving.
(c) Find linear functions f and g that model the distances
that Jade and Jari travel as functions of t (in minutes).
y 4
30
Jade
Distance
20
(6, 16)
traveled (mi)
10
Jari
(6, 7)
2
4
6.
10 12 t
Time since 7:00 A.M. (min)
8
Transcribed Image Text:45, Commute to Work Jade and her roommate Jari commute to work each morning, traveling west on I-10. One morning Jade left for work at 6:50 A.M., but Jari left 10 minutes later. Both drove at a constant speed. The following graphs show the distance (in miles) each of them has traveled on I-10 at time t (in minutes), where t = 0 is 7:00 a.M. (a) Use the graph to decide which of them is traveling faster. (b) Find the speed (in mi/h) at which each of them is driving. (c) Find linear functions f and g that model the distances that Jade and Jari travel as functions of t (in minutes). y 4 30 Jade Distance 20 (6, 16) traveled (mi) 10 Jari (6, 7) 2 4 6. 10 12 t Time since 7:00 A.M. (min) 8
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