1. Determine the domain and range of the following relations, and indicate whether it is a function or not. If not, explain why it is not. {(1, -4), (3, 6), (4, -4), (1, -2)}

2. Determine the domain and range of the following relations, and indicate whether it is a function or not. If not, explain why it is not. {(1, -4), (3, 6), (4, -4), (1, -2)}

3. Write the equation of the line described, and then transform it to slope-intercept & standard form. Passes through (-4, -3) and (-3, 4).

4. Write the equation of the line described, and then transform it to slope-intercept & standard form. Passes through (-4, -3) and (-3, 4).

5. For the direct variation, find the constant of variation and the equation. y = 8 when x = -42, find y when x = -126.

6. For the direct variation, find the constant of variation and the equation. y = 8 when x = -42, find y when x = -126.

7. Graph the following: -x + y = 4

9. If f(x) = (4/5)x + 1 and g(x) = -3x + 1, find the following Find: f(-5) + g(-8)

10. If f(x) = (4/5)x + 1 and g(x) = -3x + 1, find the following Find: f(-5) + g(-8)

11. Find the slope, x intercept and y intercept 4x - 2y = 10

12. Find the slope, x intercept and y intercept 4x - 2y = 10

13. Write the equation of the line described, and then transform it to slope-intercept & standard form. Is parallel to the line y = (2/5)x – 2 and passes through (10, -1).

14. Write the equation of the line described, and then transform it to slope-intercept & standard form. Is parallel to the line y = (2/5)x – 2 and passes through (10, -1).

15. Determine if the following is a function or not. If it is, state the domain and range.

17. If f(x) = (4/5)x + 1 and g(x) = -3x + 1, find the following Find: f(f(-2))

18. If f(x) = (4/5)x + 1 and g(x) = -3x + 1, find the following Find: f(f(-2))

19. Write the equation of the line described, and then transform it to slope-intercept & standard form. Passes through (4, 7) and (-4, 5).

20. Write the equation of the line described, and then transform it to slope-intercept & standard form. Passes through (4, 7) and (-4, 5).

21. For each function, determine whether y varies directly with x. If so, find the constant of variation and write the equation. XY 39 413 723

22. For each function, determine whether y varies directly with x. If so, find the constant of variation and write the equation. XY 39 413 723

23. Determine the domain and range of the following relations, and indicate whether it is a function or not. If not, explain why it is not. {(1, 4), (2, 5), (3, 6), (4, 8)}

24. Determine the domain and range of the following relations, and indicate whether it is a function or not. If not, explain why it is not. {(1, 4), (2, 5), (3, 6), (4, 8)}

25. Graph the following: x = -3

27. Determine if the following is a function or not. If it is, state the domain and range.

29. Write the equation of the line described, and then transform it to slope-intercept & standard form. Has a slope of – 2 and the x-intercept is 6.

30. Write the equation of the line described, and then transform it to slope-intercept & standard form. Has a slope of – 2 and the x-intercept is 6.

31. If f(x) = (4/5)x + 1 and g(x) = -3x + 1, find the following Find:

32. If f(x) = (4/5)x + 1 and g(x) = -3x + 1, find the following Find:

33. Write the equation of the line described, and then transform it to slope-intercept & standard form. Contains (2, - 4) and has a slope of - 1/2.

34. Write the equation of the line described, and then transform it to slope-intercept & standard form. Contains (2, - 4) and has a slope of - 1/2.

35. For the direct variation, find the constant of variation and the equation. Y = -3 when x = 9, find the value of y when x = 12

36. For the direct variation, find the constant of variation and the equation. Y = -3 when x = 9, find the value of y when x = 12

37. Determine if the following is a function or not. If it is, state the domain and range.

39. Graph the following: y + 4 = -3(x - 2)

41. Write the equation of the line described, and then transform it to slope-intercept & standard form. Is perpendicular to the line y = (-1/2)x + 1 and passes through (-2, -10)

42. Write the equation of the line described, and then transform it to slope-intercept & standard form. Is perpendicular to the line y = (-1/2)x + 1 and passes through (-2, -10)

43. For each function, determine whether y varies directly with x. If so, find the constant of variation and write the equation. XY 2-6 4-12 5-15

44. For each function, determine whether y varies directly with x. If so, find the constant of variation and write the equation. XY 2-6 4-12 5-15

45. Find the slope, x intercept and y intercept y–2 = (-1/3)(x+6)

46. Find the slope, x intercept and y intercept y–2 = (-1/3)(x+6)