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94 s(1)_8 Samir is biking along a straight path, starting in the northbound direction. Here is a graph that shows Samir's position s (in kilometers) at time t (in hours). -7- -6- (a) What is Samir's average velocity in the time from t = 1 to t = 4? -5 4 3 2- 1- -1 0 2 3 4 6 8 (b) What is Samir's velocity at time t = 7.5 and in what direction is he moving? (c) By looking at the graph, determine whether Samir is speeding up or slowing down at time t = 6.1. Explain your reasoning.

94 s(1)_8 Samir is biking along a straight path, starting in the northbound direction. Here is a graph that shows Samir's position s (in kilometers) at time t (in hours). -7- -6- (a) What is Samir's average velocity in the time from t = 1 to t = 4? -5 4 3 2- 1- -1 0 2 3 4 6 8 (b) What is Samir's velocity at time t = 7.5 and in what direction is he moving? (c) By looking at the graph, determine whether Samir is speeding up or slowing down at time t = 6.1. Explain your reasoning.

Calculus: Early Transcendentals
Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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Samir is biking along a straight path, starting in the northbound direction. Here is a graph that shows Samir's position s (in kilometers) at time t (in hours). s(t) 8 -7- -6 (a) What is Samir's average velocity in the time from t = 1 to t = 4? -5 -4 -3 -1- -1 0 2 3 4 5 7 8 (b) What is Samir's velocity at time t = 7.5 and in what direction is he moving? (c) By looking at the graph, determine whether Samir is speeding up or slowing down at time t = 6.1. Explain your reasoning.
Transcribed Image Text:Samir is biking along a straight path, starting in the northbound direction. Here is a graph that shows Samir's position s (in kilometers) at time t (in hours). s(t) 8 -7- -6 (a) What is Samir's average velocity in the time from t = 1 to t = 4? -5 -4 -3 -1- -1 0 2 3 4 5 7 8 (b) What is Samir's velocity at time t = 7.5 and in what direction is he moving? (c) By looking at the graph, determine whether Samir is speeding up or slowing down at time t = 6.1. Explain your reasoning.
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