c. Describe in words the meaning of the question "For what value of Tis f(T, 20) = -49?" Then answer the question. 1. W = f(T, v) where W is the wind-chill index, Tis the actual temperature, and v is the wind speed. A numerical representation is given below. Wind speed (km/h) 5 10 15 20 25 30 40 50 60 70 80 d. What is the meaning of the function W = f(-5, v)? Describe the behavior of this function. 5. 4 3. 2 1 -1 -1 -2 -2 -3 -2 -3 -4 -5 -6 --6 -7 -8 -9 -9 - 10 -5 -7 -9 -11 -12 -12 -13 -14 -15 -16 -16 -17 -10 -13 -15 -17 -18 -19 -20 -21 -22 -23 -23 -24 15 - 19 -21 -23 -24 -25 -26 -27 -29 -30 -30 -31 -20 -24 -27 -29 -30-32 -33 -34 -35 -36 -37 -38 -25 -30 -33 -35 -37 -38 -39 -41 -42 -43 -44 -45 What is the meaning of the function W = f(T,50)? Describe the behavior of this function. - 30 -36 -39 -41 -43 -46 -48 -49 -50 -51 -52 -44 e. 35 -41 -45 -48 -49 -51 -52 -54 -56 -57 -58 -60 Actual temperat
c. Describe in words the meaning of the question "For what value of Tis f(T, 20) = -49?" Then answer the question. 1. W = f(T, v) where W is the wind-chill index, Tis the actual temperature, and v is the wind speed. A numerical representation is given below. Wind speed (km/h) 5 10 15 20 25 30 40 50 60 70 80 d. What is the meaning of the function W = f(-5, v)? Describe the behavior of this function. 5. 4 3. 2 1 -1 -1 -2 -2 -3 -2 -3 -4 -5 -6 --6 -7 -8 -9 -9 - 10 -5 -7 -9 -11 -12 -12 -13 -14 -15 -16 -16 -17 -10 -13 -15 -17 -18 -19 -20 -21 -22 -23 -23 -24 15 - 19 -21 -23 -24 -25 -26 -27 -29 -30 -30 -31 -20 -24 -27 -29 -30-32 -33 -34 -35 -36 -37 -38 -25 -30 -33 -35 -37 -38 -39 -41 -42 -43 -44 -45 What is the meaning of the function W = f(T,50)? Describe the behavior of this function. - 30 -36 -39 -41 -43 -46 -48 -49 -50 -51 -52 -44 e. 35 -41 -45 -48 -49 -51 -52 -54 -56 -57 -58 -60 Actual temperat
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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Question
Answer parts c, d and e
Transcribed Image Text:c. Describe in words the meaning of the question "For what value of Tis f(T,20) =
-49?" Then answer the question.
1. W = f(T, v) where Wis the wind-chill index, Tis the actual temperature, and v is the
wind speed. A numerical representation is given below.
Wind speed (km/h)
5
10
15
20
25
30
40
50
60
70
80
d. What is the meaning of the function W = f(-5, v)? Describe the behavior of this
T
function.
5
4
3
1
-1
-1
-2
-2
-3
-2
-3
-4
-5
-6
--
-7
-8
-9
-9
- 10
-5
-7
-9
-11
-12
-12
-13
-14
-15
-16
-16
-17
- 10 -13
-15
-17
-18
- 19 -20 -21
-22 -23
-23 -24
1.
-15 -19 -21
-23 -24 -25 -26
-27 -29 -30 -30 -31
-20 -24 -27 -29 -30 -32 -33 -34 -35 -36 -37 -38
1.
-25 -30 -33 -35 -37
-38
-39
-41
-42
-43
-44
-45
e. What is the meaning of the function W = f(T,50)? Describe the behavior of this
function.
- 30 -36
-39
-41
-43
-44
-46
-48
-49
- 50
-51
-52
-35 -41
-45 -48
-49 -51 -52 -54 -56 -57 -58 -60
-40
-47
-51
-54
-56
-57
-59
-61
-63
-64 -65 -67
temperature ("C)
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