Essay About Ch7-Ch8 And Parallel Lines

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Ch7-Ch8 Cumulative test
Find the slope and y-intercept.
x = -9
Slope: 0; y-intercept: (0, -9)
Slope: 0; y-intercept: none
Slope: undefined; y-intercept: (0, -9)
Slope: undefined; y-intercept: none
Match the graph with one of the equations.
A) B) C) y = -3x + 1 D) y = 3x + 1
Match the graph with one of the equations.
A) y = -x – 2 B) y = x – 2 C) y = -x + 2 D) y = x + 2
Match the graph with one of the equations.
A) B) C) y = 2x – 1 D)
Determine which two equations represent parallel lines.
(a) y = x + 3
(b) y = x – 8
(c) y = 3x + 11
(d) y = 3x – 3
Determine which two equations represent parallel lines.
(a) y = x + 4
(b) y = x + 9
(c) y = x – 9
(d) y = – x + 9
Determine which two equations represent perpendicular lines.
(a) y = 2x – 9
(b) y = x + 9
(c) y = – x + 9
(d) y = x – 9
Are the following lines parallel, perpendicular, or neither?
L1 through (-4, -7) and (1, 3)
L2 through (2, 6) and (4, 10)
A) Parallel B) Perpendicular C) Neither
Write the equation of the line that passes through point (0, -9) with a slope of 6.
A) y = -9x + 6 B) -9x + 6y = 0 C) y = 6x – 9 D) 6y = -9
Write the equation of the line that passes through point (-1, 4) with a slope of 0.
A) x = -1 B) x = 4 C) y = -1 D) y = 4
Write the equation of the line passing through (-3, -5) and (3, 0).
A) B) C) D)
Write the equation of the line passing through (6, -10) and (6, -6).
A) x = 6 B) y = 6 C) y = x + 6 D) y = 4x
Graph the inequality.
y  -4
Given f(x) = 5×2 – 3x + 1, find f(-2).
A) -13 B) 15 C) -25 D) 27
Given f(x) = -5x – 1, find f(a – 1).
A) -5a + 4 B) -5a – 2 C) a – 7 D) a + 4
Rewrite