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For the number 1-10 use this given f(x)-x-2, find the following 1. RO). 2. R3). 3. f-1). 4. f14). 5. f(7). 6. f(-2). 7. f-3). 8. f-4). 9. f(6). 10. f(8). A.- 3 A.- 3 A.- 3 A.-3 В.-2 В.-2 C. 1 C. I C. 1 D. 2 D. 2 В. -2 В.-2 В.6 В. 2 В.-6 В.-6 В.- 6 В.- 6 D. 2 D. 2 D. 5 А.2 A.- 2 А. 6 C.I С.-5 C. 4 С. -5 С.-5 D. -4 D. 4 A. 6 D. 4 A. 6 С.-5 D. 4 А. 6 С.-5 D. 4

For the number 1-10 use this given f(x)-x-2, find the following 1. RO). 2. R3). 3. f-1). 4. f14). 5. f(7). 6. f(-2). 7. f-3). 8. f-4). 9. f(6). 10. f(8). A.- 3 A.- 3 A.- 3 A.-3 В.-2 В.-2 C. 1 C. I C. 1 D. 2 D. 2 В. -2 В.-2 В.6 В. 2 В.-6 В.-6 В.- 6 В.- 6 D. 2 D. 2 D. 5 А.2 A.- 2 А. 6 C.I С.-5 C. 4 С. -5 С.-5 D. -4 D. 4 A. 6 D. 4 A. 6 С.-5 D. 4 А. 6 С.-5 D. 4

Algebra for College Students
Algebra for College Students
10th Edition
ISBN:9781285195780
Author:Jerome E. Kaufmann, Karen L. Schwitters
Publisher:Jerome E. Kaufmann, Karen L. Schwitters
Chapter8: Functions
Section8.CR: Review Problem Set
Problem 44CR
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For the number 1-10 use this given f(x)-x-2, find the following 1. 0). 2. fR3). 3. f-1) 4. f(4). 5. f(7). 6. f(- 2). 7. fl-3). 8. f(-4). 9. f(6). 10. f(8). A.- 3 A.-3 A.- 3 A.- 3 А.2 В. - 2 В. - 2 В.-2 C. 1 C. I C. 1 C. I C.-5 D. 2 D. 2 D. 2 D. 2 В.-2 В. 6 В. 2 D. 5 D. - 4 A. - 2 С.4 С.-5 C.-5 С.-5 С.-5 А.6 В.-6 D. 4 D. 4 D. 4 D. 4 A. 6 А. 6 А. 6 В. - 6 В.- 6 В. - 6 For the number 11 to 15 use this given f(x) =, find the following: 11. f(1). 12. f(2) 13. f(4) 14. f(4) 15. f(- 4) В. 4 В. 1 В. 1 В. 1 В. 1 A. 4 C. 1 D. - 1 А. - 2 С.- 1 D. 2 С.- 1 С.- 1 A. - 2 D. 2 А. - 2 А. - 2 D. 2 С.- 1 D. 2 For the number 16 to 20 use the given f(x) = x + 1 and g(x) = 2x – 3, perform the following: 16. (f+g)(x) 17. (f- g)(x) 18. (f g)(x) 19. (fog)(x) 20. (g• f)(x) С.- 3х +2 С.х - 4 C. 2x - x - 3 С.- 2х-2 С.- 2х + 1 D.-3x-2 В. Зх + 2 В. х + 4 B. 2x - x +3 А. Зх- 2 A. - x + 4 A. 2x + x - 3 D.-x-4 D. 2x+x+3 D. 2x-2 A. 2x + 2 В.- 2х- 1 D. 2x+ 1 А. - 2х -1 В. 2х - 1 For the number 21 to 25 use the given f(x)= 3x – 4 and g(x) = x² – 2x + 6, perform the following: 21. (f+ g)(x) 22. (f-g)(x) 23. (f •g)(x) 24. (fog)(x) 25. (g f)(x) C. x² + x - 2 C. - x² + 5x – 10 D. x-x-2 D. - x - 5x – 10 A. x² + x +2 A. – x² + 5x + 10 A. x'- 7x? + 26x+ 24 A. 3x2 + 6x + 14 A. 9x² + 30x – 30 B. x - x + 2 B. – x - 5x + 10 B. x'- 7x – 26x +24 C. x' - 7x² + 26x – 24 D. x² – 7x² – 26x – 24 B. 3x? + 6x – 14 B. 9x + 30x – 30 C. 3x – 6x + 14 C. 9x – 30x + 30 D. 3x- 6x -14 D. 9x- 30x – 30 For the number 26 to 30 use the given f(x) = 2x + 3 and g(x) = x - 1. А. Зх + 2 A. – x + 4 A. 2x – x – 3 А. 2х + 1 26. (f+ g)(x) 27. (f-g)(x) 28. (f g)(x) 29. (fog)(x) 30. (go f)(x) В.- Зх + 2 B. - x + 4 B. 2x + x- 3 В. 2х - 1 В. 2х - 2 С.- 3х- 2 C. -x-4 C. 2x – x+ 3 С.- 2х-1 С.- 2х-2 D. 3x - 2 D. x- 4 D. 2x+ x + 3 D. - 2x + 1 D. - 2x + 2 A. 2x + 2
Transcribed Image Text:For the number 1-10 use this given f(x)-x-2, find the following 1. 0). 2. fR3). 3. f-1) 4. f(4). 5. f(7). 6. f(- 2). 7. fl-3). 8. f(-4). 9. f(6). 10. f(8). A.- 3 A.-3 A.- 3 A.- 3 А.2 В. - 2 В. - 2 В.-2 C. 1 C. I C. 1 C. I C.-5 D. 2 D. 2 D. 2 D. 2 В.-2 В. 6 В. 2 D. 5 D. - 4 A. - 2 С.4 С.-5 C.-5 С.-5 С.-5 А.6 В.-6 D. 4 D. 4 D. 4 D. 4 A. 6 А. 6 А. 6 В. - 6 В.- 6 В. - 6 For the number 11 to 15 use this given f(x) =, find the following: 11. f(1). 12. f(2) 13. f(4) 14. f(4) 15. f(- 4) В. 4 В. 1 В. 1 В. 1 В. 1 A. 4 C. 1 D. - 1 А. - 2 С.- 1 D. 2 С.- 1 С.- 1 A. - 2 D. 2 А. - 2 А. - 2 D. 2 С.- 1 D. 2 For the number 16 to 20 use the given f(x) = x + 1 and g(x) = 2x – 3, perform the following: 16. (f+g)(x) 17. (f- g)(x) 18. (f g)(x) 19. (fog)(x) 20. (g• f)(x) С.- 3х +2 С.х - 4 C. 2x - x - 3 С.- 2х-2 С.- 2х + 1 D.-3x-2 В. Зх + 2 В. х + 4 B. 2x - x +3 А. Зх- 2 A. - x + 4 A. 2x + x - 3 D.-x-4 D. 2x+x+3 D. 2x-2 A. 2x + 2 В.- 2х- 1 D. 2x+ 1 А. - 2х -1 В. 2х - 1 For the number 21 to 25 use the given f(x)= 3x – 4 and g(x) = x² – 2x + 6, perform the following: 21. (f+ g)(x) 22. (f-g)(x) 23. (f •g)(x) 24. (fog)(x) 25. (g f)(x) C. x² + x - 2 C. - x² + 5x – 10 D. x-x-2 D. - x - 5x – 10 A. x² + x +2 A. – x² + 5x + 10 A. x'- 7x? + 26x+ 24 A. 3x2 + 6x + 14 A. 9x² + 30x – 30 B. x - x + 2 B. – x - 5x + 10 B. x'- 7x – 26x +24 C. x' - 7x² + 26x – 24 D. x² – 7x² – 26x – 24 B. 3x? + 6x – 14 B. 9x + 30x – 30 C. 3x – 6x + 14 C. 9x – 30x + 30 D. 3x- 6x -14 D. 9x- 30x – 30 For the number 26 to 30 use the given f(x) = 2x + 3 and g(x) = x - 1. А. Зх + 2 A. – x + 4 A. 2x – x – 3 А. 2х + 1 26. (f+ g)(x) 27. (f-g)(x) 28. (f g)(x) 29. (fog)(x) 30. (go f)(x) В.- Зх + 2 B. - x + 4 B. 2x + x- 3 В. 2х - 1 В. 2х - 2 С.- 3х- 2 C. -x-4 C. 2x – x+ 3 С.- 2х-1 С.- 2х-2 D. 3x - 2 D. x- 4 D. 2x+ x + 3 D. - 2x + 1 D. - 2x + 2 A. 2x + 2
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