Section 3.4 Slope-Intercept Form of a Linear Equation 239 Concept 2: Graphing a Line from Its Slope and y-Intercept For Exercises 31–34, graph the line using the slope and y-intercept. (See Examples 3–4.) 31. Graph the line through the point (0, 2), having 32. Graph the line through the point having a slope of a slope of 4. 3. 10, 52, 5 4 y 1 21 5 4 y 1 2 1 33. Graph the line through the point having 34. Graph the line through the point (0, 3), having a . 32 a slope of slope of 14 . y 1 2 1 5 4 y 1 2 1 For Exercises 35–40, match the equation with the graph (a–f) by identifying if the slope is positive or negative and if the y-intercept is positive, negative, or zero. 35. 36. 37. 38. y x 2 39. y x 40. y 2x 12 y 13 y 2x 3 y 3x 2 x 3 10, 12, 543 1 2 3 4 5 2 3 4 5 x 3 2 1 543 1 2 3 4 5 2 3 4 5 x 3 2 1 543 1 2 3 4 5 2 3 4 5 6 7 x 3 2 1 543 1 2 3 4 5 2 3 4 5 x 3 2 1 y x y x y x y x y x y x a. b. c. d. e. f.
miller_beginning_intermediate_algebra_4e_ch1_3
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