Section 3.3 Slope of a Line and Rate of Change 231 85. Draw a line with a positive slope and a positive 5 4 y 1 54 3 1 2 3 4 5 2 1 2 3 4 5 x 3 2 1 5 4 y 1 543 1 2 3 4 5 2 1 2 3 4 5 x 3 2 1 5 4 y 1 543 1 2 3 4 5 2 1 2 3 4 5 x 3 2 1 y-intercept. 87. Draw a line with a negative slope and a negative y-intercept. 86. Draw a line with a positive slope and a negative y-intercept. For Exercises 85–90, draw a line as indicated. Answers may vary. 5 4 y 1 2 1 88. Draw a line with a negative slope and positive Expanding Your Skills 91. Determine the slope between the points . 1a b, 4m n2 and 1a b, m 2n2 13c d, s t2 and 1c 2d, s t2 92. Determine the slope between the points . 93. Determine the x-intercept of the line 94. Determine the y-intercept of the line 2 1 21 12, 12 . ax by c. 95. Find another point on the line that contains the point and has a slope of 25 96. Find another point on the line that contains the point and has a slope of 14 13, 42 . ax by c. 5 4 y 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 x 3 2 1 5 4 y 1 543 1 2 3 4 5 2 3 4 5 x 3 2 1 y-intercept. 90. Draw a line with undefined slope and a negative x-intercept. 89. Draw a line with a zero slope and a positive y-intercept.
miller_beginning_intermediate_algebra_4e_ch1_3
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