3. 10 Point 20 Points 30 Points 10 Point 20 Points 30 Points 10 Point 20 Points 30 Points 10 Point 30 Points 40 Points 50 Points 30 Points 20 Points 40 Points 50 Points Non Linear and General Relations New Terminology Partial & Direct Variation More Graphing Relations As Ordered Pairs

4. 10 Point 20 Points 30 Points 10 Point 20 Points 30 Points 10 Point 20 Points 30 Points 10 Point 30 Points 40 Points 50 Points 30 Points 20 Points 40 Points 50 Points Non Linear and General Relations New Terminology Partial & Direct Variation More Graphing Relations As Ordered Pairs

5. 10 Points Complete the table of values for the equation y =3x+1. XY -3 -2 0 1 2 3

6. 20 Points What are the coordinates for letter A?

7. 30 Points The system for graphing ordered pairs on a grid is called the ________ ________ ____________.

8. 40 Points Given the table of values, write an equation for each relation. XY -2-6 -5 0-4 1-3 2-2

9. 50 Points Given the points on the grid, write an equation to describe each relation.

10. 10 Points Is the following an example of a linear or non linear relation. Time (min.) Distance (km) First Differences 0250-- 3020050 6015050 9010050 12050 150050

11. 20 Points Is the following an example of a linear or non linear relation. XYFirst Differences 00-- 133 2118 3132 42512

12. 30 Points What are the First Differences? XYFirst Differences 0-3 10 23 36 49

13. 40 Points What is the term for the line used to best represent the relationship of the coordinates?

14. 50 Points Is the following an example of a linear or non linear relation. XYFirst Differences 0 10 24 32 411

15. 10 Points Non linear relations are relations whose graphs are not _________ ____________.

16. 20 Points At what distance from the finish did the winner take the lead?

17. 30 Points Which of the following graphs cannot represent a trip taken by a student on a bicycle? A)B) C)D) Distance Travelled Time Distance Travelled

18. 40 Points Mark places a motion sensor on a table. He walks slowly toward the sensor, waits a moment, then walks quickly backward away from the sensor. Which graph below best represents his motion? Distance Travelled Time Distance Travelled Time Distance Travelled Time Distance Travelled Time

19. 50 Points Draw the graph y = x 2 +2.

20. 10 Points Is the relation y = 3x an example of direct variation or partial variation?

21. 20 Points Give me an example of a partial variation equation.

22. 30 Points The price to download an album from the internet varies directly with the number of albums downloaded. If an album costs $3 to download. Write an equation to show the total cost of the albums downloaded.

23. 40 Points It costs $10 a month for a cellular phone and 10 cents for every minute used. Write an equation for the monthly cost of the cellular phone.

24. 50 Points Is the following graph an example of direct variation or partial variation and Why?

25. 10 Points Define the term x-coordinate.

26. 20 Points Define the term origin.

27. 30 Points Define the term discrete graph.

28. 40 Points Define the term partial variation.

29. 50 Points Define the term curve of best fit.

30. 10 Points Describe the relation, y = 2x + 5 in words.

31. 20 Points What is the range of the following set of ordered pairs: (2,3), (1,4), (0,5), (-1,6), (-2,7)

32. 30 Points The x and y values for the equation y = 2x + 5 are: What are the set of of ordered pairs? XY 29 17 05 3 -21

33. 40 Points Use the equation y = x + 3. Complete a table of values for the domain (2,1,0,-1,-2).

34. 50 Points Write a set of ordered pairs in the form (l,d) where l is the number of letters in a month and d is the number of days. Note: It is not a leap year.