In Problems 27–36, verify that the functions f and g are inverses of each other by showing that f(g(x)) = x and g(f(x)) any values of x that need to be excluded. = x. Give 27. f(x) = 3x + 4; g(x) = (x- 4) 28. f(x) = 3 – 2x; g(x) = -(x – 3) 29. f(x) = 4x – 8; 8(x) = + 2 30. f(x) = 2x + 6; 8(x) = ;x - 3 31. f(x) = x' - 8; g(x)· Vx + 8 32. f(x) = (x – 2)², 2; g(x) = Vĩ + 2 33. f(x) = ; 8(x) = 34. f(x) = x; g(x) x - 5 2x + 3' 2x + 3 4x - 3 3x + 5 35. f(x) *: 8(x) = 8(x) 36. f(x) = 1- 2x x + 4 2 - x 1.7 82 CHAPTER 1 Graphs and Functions In Problems 37-42, the graph of a one-to-one function f is given. Draw the graph of the inverse function f"1. For convenience (and as a hint), the graph of y = x is also given. 37. y= X 38. 39. y =X 3 (1, 2), (0, 1) (-1,0) (2. ) (2, 1) (1, 0) 3 X (0, -1) -3 (-1, -1) 3 X -3 (-2, -2) (-2, -2) -하 -하 -하 40. 41. y = x 42. y = X (-2, 1). -3 3 X (1, -1)
In Problems 27–36, verify that the functions f and g are inverses of each other by showing that f(g(x)) = x and g(f(x)) any values of x that need to be excluded. = x. Give 27. f(x) = 3x + 4; g(x) = (x- 4) 28. f(x) = 3 – 2x; g(x) = -(x – 3) 29. f(x) = 4x – 8; 8(x) = + 2 30. f(x) = 2x + 6; 8(x) = ;x - 3 31. f(x) = x' - 8; g(x)· Vx + 8 32. f(x) = (x – 2)², 2; g(x) = Vĩ + 2 33. f(x) = ; 8(x) = 34. f(x) = x; g(x) x - 5 2x + 3' 2x + 3 4x - 3 3x + 5 35. f(x) *: 8(x) = 8(x) 36. f(x) = 1- 2x x + 4 2 - x 1.7 82 CHAPTER 1 Graphs and Functions In Problems 37-42, the graph of a one-to-one function f is given. Draw the graph of the inverse function f"1. For convenience (and as a hint), the graph of y = x is also given. 37. y= X 38. 39. y =X 3 (1, 2), (0, 1) (-1,0) (2. ) (2, 1) (1, 0) 3 X (0, -1) -3 (-1, -1) 3 X -3 (-2, -2) (-2, -2) -하 -하 -하 40. 41. y = x 42. y = X (-2, 1). -3 3 X (1, -1)
Trigonometry (11th Edition)
11th Edition
ISBN:9780134217437
Author:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Publisher:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Chapter1: Trigonometric Functions
Section: Chapter Questions
Problem 1RE:
1. Give the measures of the complement and the supplement of an angle measuring 35°.
Related questions
Question
Only 31, 37 and 41
Transcribed Image Text:In Problems 27–36, verify that the functions f and g are inverses of each other by showing that f(g(x)) = x and g(f(x))
any values of x that need to be excluded.
= x. Give
27. f(x) = 3x + 4; g(x) =
(x- 4)
28. f(x) = 3 – 2x; g(x) = -(x – 3)
29. f(x) = 4x – 8; 8(x) = + 2
30. f(x) = 2x + 6; 8(x) = ;x - 3
31. f(x) = x' - 8; g(x)·
Vx + 8
32. f(x) = (x – 2)², 2; g(x) = Vĩ + 2
33. f(x) = ; 8(x) =
34. f(x) = x; g(x)
x - 5
2x + 3'
2x + 3
4x - 3
3x + 5
35. f(x)
*: 8(x) =
8(x)
36. f(x) =
1- 2x
x + 4
2 - x
1.7
82 CHAPTER 1 Graphs and Functions
In Problems 37-42, the graph of a one-to-one function f is given. Draw the graph of the inverse function f"1. For convenience (and as
a hint), the graph of y = x is also given.
37.
y= X
38.
39.
y =X
3
(1, 2),
(0, 1)
(-1,0)
(2. )
(2, 1)
(1, 0) 3 X
(0, -1)
-3
(-1, -1)
3 X
-3
(-2, -2)
(-2, -2)
-하
-하
-하
40.
41.
y = x
42.
y = X
(-2, 1).
-3
3 X
(1, -1)
Expert Solution
Step 1
Incase of inverse of a function, x and y-coordinated get interchange and graph is taken as mirror image along line y = x.
Step by step
Solved in 2 steps with 1 images
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