Parallel/Perpendicular lines
What will the slope be for a line perpendicular to the given equation: y = 3x - 5
m = -⅓
Give the slope of the two given points: (3, -8) and (-2, 2)
-10/5 = -2
What is the x & y-intercepts of the given equation:
3x - 5y = 45
x-intercept (15, 0)
y-intercept (0, -9)
Write an equation of a line in slope-intercept form:
m = -2 and b = 6
y = -2x+6
Is the following a Function?
(0, 1), (1, 2), (2, 3), (2, 4), (4, 5)
No, the x-value 2 repeats to two different y-values
Write and equation that is parallel to the given equation: y = -2x -8
y = -2x + (any number BUT -8)
What is the slope of the linear equation: y-5=⅔(x-6)
m = ⅔
What is the x & y-intercepts of the given equation:
2x + 7y = 14
x-intercept (7,0)
y-intercept (0,2)
Write the following into slope-intercept form:
y - 7 = -4(x + 3)
y = -4x - 5
Is the following a Function: See Graph:
Yes
Are the given equations perpendicular to each other?
y = -3x +9 and y = ⅓ x -3
yes the slopes are negative reciprocals of each other
What is the slope of the given equation: x = -15, what type of line is this?
m = undefined; vertical line
What is the x & y-intercepts of the given equation:
5x - 4x = -40
x-intercept (-8, 0)
y-intercept (0, 10)
What is the slope and y-intercept of the following:
y = 3x - 7
m = 3, b = -7
Is the following a function:
(1, 4), (2, 4), (3, 4), (4, 4), (5, 4)
y = -3x + 4 and y = -2x + 4
NO, they do not have the same slope
What is the slope of the given equation: y = -¾x +7?
m = -¾
What is the x & y-intercepts of the given equation:
7x + 6y = -18
x-intercept (-18/7, 0)
y-intercept (0, -3)
What is the slope and y-intercept of the following:
y - 5 = -4(x - 2)
m = -4; b = 13
Given the following mapping picture determine if it is a function.
No, the domain has repeat values
Write an equation that is perpendicular to the following equation: Put it in slope-intercept form
y - 7 = 2(x - 7)
y = -½ x + (any number you want)
Give the slope of the given equation: y = 8 What type of line is this?
m = 0; Horizontal line
What is the x & y-intercepts of the given equation:
3x - 9y = -18
x-intercept (-6, 0)
y-intercept (0, 2)
Write the following equation in slope-intercept form:
y - 8 = -¾(x + 4)
y = -¾x + 5
Is the following a function?
(3, 3), (3, 4), (3, 5), (3, 6), (3, 7)
No, this is a vertical line and all the x-values repeat.