Slope
What is the slope-intercept form?
y=mx+b
What axis can you find the domain on?
The X-axis
What is the standard form of a linear equation?
Ax+By=C
What does foil stands for?
First, Outer, Inner, Last
True or False: Perpendicular lines have slopes that are negative reciprocals of one another
True
Find the slope of the line that passes through the points (2,4) and (6,12)
2
What axis can you find the range on?
The y-axis
Write in slope intercept form:
5x - 3y = -9
y = (5/3)x + 3
Solve:
(2x+3)(3x+4)
6x2+17x+12
Are these two lines parallel, perpendicular or neither?
y = -1/3x - 5
y = 1/3x + 2
Neither
Find the slope of the line that passes through (10,1) and (5,2)
- 1/5
What is the domain? (10,5)
10
What is the slope between the points
(-3, -4) & (7, 6)?
1
Solve:
(5x+2)(5x+3)
25x2+25x+6
Use the equations given to determine if the following lines are parallel, perpendicular, neither or both.
y=4x-2
y-3=-1/4(x-8)
perpendicular
Is an undefined slope horizontal or vertical?
vertical
What is the range? (0,9)
9
What is the slope a horizontal line?
0
Solve:
(2x+4)(2x-4)
4x2-16
What slope is perpendicular to:
m = 5/8
-8/5
How do you find the rate of change?
Answer 1:rise/run
Answer 2:change in y over change in x
Answer 3:subtract y coordinates over subtract x coordinates
For a graph of a relation to pass the vertical line test the line may only touch the graph how many times?
once
What is the slope of a line with the equation 3x-5y=7?
3/5
Solve:
(7x+3)(8x+2)
56x2+38x+6
What is the equation of a line that is perpendicular to this line and goes through the given point?
y = 3x + 2 (3, -4)
y = -1/3x - 3