1. Determine whether the pair of lines is parallel, perpendicular, or neither: (a) 2x + y = 7 2x + y = 8 (b) 2x + y = 9 4x + 2y = 7 (c) 3x - 4y = -3 3x + 4y = 4 (d) y = 3x - 5 3y = 9 - x (e) y = 4 - x y = x + 4
1. Determine whether the pair of lines is parallel, perpendicular, or neither: (a) 2x + y = 7 2x + y = 8 (b) 2x + y = 9 4x + 2y = 7 (c) 3x - 4y = -3 3x + 4y = 4 (d) y = 3x - 5 3y = 9 - x (e) y = 4 - x y = x + 4
Chapter3: Graphs And Functions
Section3.2: Slope Of A Line
Problem 3.46TI: Use slopes to determine if the lines are perpendicular: (a) y=2x5 and x+2y=6 (b) 2x9y=3 and 9x2y=1 .
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1. Determine whether the pair of lines is parallel, perpendicular, or neither:
(a) 2x + y = 7
2x + y = 8
(b) 2x + y = 9
4x + 2y = 7
(c) 3x - 4y = -3
3x + 4y = 4
(d) y = 3x - 5
3y = 9 - x
(e) y = 4 - x
y = x + 4
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