1. 200 300 400 500 100 200 300 400 500 100 200 300 400 500 100 200 300 400 500 100 200 300 400 500 100 Vocabulary Inequalities Equations & Slope INT/INQ Graphing Dom/Range Variations

2. Domain Range

3. X-Values Y-Values

4. Direct Variation Graph

5. Linear & thru point (0, 0)

6. Vertical Line Test

7. Test for functions. Can only touch 1 point at a time

8. Open Circle

9. Used on a Number Line to EXCLUDE from the solution

10. Function

11. Relation with NO Duplicated x-Values

12. 3x + 6 < 36

13. x < 10

14. -3w –4 > 14

15. w < -6

16. 2(x –2) < 3(x – 3)

17. x > 5

18. 3x –(x + 3) < -2

19. x < 1/2

22. -3x + 5 = 20

23. -5

24. What is the slope?

25. – 3

26. 8x – 3(2 – 5x) = 40

27. 2

29. -15

32. Graph this Equation

34. Convert to Interval Notation -2 < x ≤ 4

35. (-2, 4]

36. Convert to Interval Notation x ≤ -3 or x > 5

37. (-∞, -3] U (5, ∞)

38. Convert to Inequality Notation [-3, 8)

39. -3 ≤ x < 8

40. Reaarange this equation to get y = mx + b

42. Find Domain & Range Is it a Function? {(-2,3), (4,-1), (5,3)}

43. D: {-2,4,5} R: {-1,3} Yes

44. Find Domain & Range Is it a Function? {(-1,2),(-3,1),(5,3),(-1,9)}

45. D:{-3,-1,5} R: {1,2,3,9} NO

47. Domain: {-5,-3,0,2} Range: {-3,-1,1,5} Not a Function

48. Light intensity from a source varies inversely with the distance from the source. If the light intensity is 10 ft-candles at 21 feet, what is the light intensity at 12 feet?

49. 17.5 ft candles

50. Sketch a picture of the graph model for Inverse Variation.