200 Chapter 3 Graphing Linear Equations in Two Variables Concept 2: Plotting Points in a Rectangular Coordinate System 7. Plot the points on a rectangular coordinate system. 8. Plot the points on a rectangular coordinate system. (See Example 2.) a. b. c. a. (4, 5) b. c. d. e. f. d. e. f. g. 16, 42 h. 10, 52 g. 10, 22 h. 10, 02 12, 62 16, 22 17, 32 14, 52 16, 02 17, 32 10, 32 13, 02 16, 02 14, 52 14, 52 8 7 6 5 4 21 y 1 8 7 6 5 4 21 y 1 9. Plot the points on a rectangular coordinate 10. Plot the points on a rectangular coordinate system. system. a2, 13, 22 , 12 a. b. (0, 4) c. a. (7, 0) b. c. 7 2 1635 d. e. (4, 2) f. d. (0, 1.5) e. f. a 7 2 12, 1.752 16, 02 , 4b a , 4b 3 2 11, 52 b 8 7 6 5 4 y 87 654 3 21 1 3 4 5 6 7 8 1 2 3 4 5 6 7 8 x 3 2 1 8 7 6 5 y 2 8 76 543 2 1 1 2 3 4 5 6 8 1 2 3 4 5 6 7 8 x 3 2 1 7 4 87 654 3 1 2 3 4 5 6 7 8 2 3 4 5 6 7 8 x 3 2 1 87 654 3 1 2 3 4 5 6 7 8 2 3 4 5 6 7 8 x 3 2 1 For Exercises 11–18, identify the quadrant in which the given point is located. 11. (13,2) 12. (25, 16) 13. (8, 14) 14. (82,71) 15. (5,19) 16. (31, 6) 17. 18. (9,40) 10, 52 11, 02 19. Explain why the point is not 20. Explain why the point is not located in Quadrant IV. located in Quadrant II. 65 21. Where is the point 1, 02 located? 22. Where is the point 10, 2 located? 78 a 5 2 , 7 4 b
miller_beginning_intermediate_algebra_4e_ch1_3
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