Section 3.3 Slope of a Line and Rate of Change 249 89. Draw a line with a positive slope and a positive 5 4 y 3 2 1 54 3 1 2 3 4 5 2 1 1 2 3 4 5 x 5 4 y 1 543 1 2 3 4 5 5 4 y 1 2 1 92. Draw a line with a negative slope and a positive 5 4 y 3 2 1 543 1 2 3 4 5 2 1 1 2 3 4 5 x 94. Draw a line with undefined slope and a negative 5 4 y 3 2 1 543 21 1 2 3 4 5 1 2 3 4 5 x y-intercept. x-intercept. 93. Draw a line with a zero slope and a positive 1a b, 4m n2 and 1a b, m 2n2 3m 3n 2b 2b or 3m 3n 2c d 13c d, s t2 and 1c 2d, s t2 ac a ax by c. , 0b ax c by c. a0, b b2t 2c d 12, 12 . 25 13, 42 . 5 4 y 3 2 1 543 1 2 3 4 5 2 1 1 2 3 4 5 x Writing Translating Expression Geometry Scientific Calculator Video 2 1 2 3 4 5 x 3 2 1 543 1 2 3 4 5 2 3 4 5 x 3 2 1 y-intercept. 91. Draw a line with a negative slope and a negative y-intercept. 90. Draw a line with a positive slope and a negative y-intercept. For Exercises 89–94, draw a line as indicated. Answers may vary. y-intercept. Expanding Your Skills 95. Determine the slope between the points . 96. Determine the slope between the points . 97. Determine the x-intercept of the line 98. Determine the y-intercept of the line or 2t 99. Find another point on the line that contains the point and has a slope of For example: (7, 1) 100. Find another point on the line that contains the point and has a slope of For example: (1, 5) 14
miller_introductory_algebra_3e_ch1_3
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