Vocabulary
Writing Linear Functions
Slope
Parallel and Perpendicular
Information associated with graphing
100
Describe a y-intercept.
The y intercept is the point where the line crosses the y axis. At this point x=0
100
Write a linear function with a slope of -9 and a y-intercept of 5
y =-9x+5
100
Identify the slope of the linear equation
y = -x + 6
The slope is -1
100
What is the slope of the line parallel to y=5/6x-12/13
5/6
100
Identify the slope and the y-intercept of y=x
slope = 1 and y-intercept=0
200
Describe an x-intercept.
The x intercept is the point where the line crosses the x axis. At this point y = 0.
200
Write the function in slope intercept form going through (-2,6) and with a slope of 1/2
y=1/2x+7
200
Find the slope of a line that passes through the points (0, 5) and (2, 10)
m = 5/2
200
What is the slope of the line perpendicular to y=-3x+11
1/3
200
Find the x and the y-intercepts of 2x+y=6
x-int =3 and yint=6
300
Slope Formula
the steepness of a line
300
Write the linear function in this graph:
y=20x-15
300
What is the slope of the linear function
y = 14
0
300
Are the following lines parallel, perpendicular, or neither: y=4/7x+3 and y=7/4x+3
Neither
300
Graph y=-2x+1
A graph with a y-intercept of 1 and then a point down 2 and right 1. (Looks downhill)
400
What is Slope-Intercept Form, and what does each variable stand for?
=y coordinate
=slope
=x coordinate
=y intercept
400
Write a linear function in slope intercept form that passes through the points (0,2) and (4,5).
y= 3/4x +2
400
Find the slope of a linear function that contains the points (-2 , 8) and (5 , -13)
-3
400
Write the equation of the line in slope intercept form that is perpendicular to y=3/4x and going through (12, -20)
y=-4/3x-4
400
Graph 3x-2y=12
Has a y-intercept of -6 and an x-intercept of 4 and a slope of 3/2 (looks uphill)
500
Without using a calculator, list the slope and y-intercept
y=7-x
y-intercept/b= (0, 7) or 7
slope/m=-1
500
Write y=2/3x+12 in standard form.
2x-3y=-36
500
What is the slope of the line whose table is shown below.
x 0 -1 2 5 8
y 1 -2 7 16 25
3
500
Write the equation in point slope form of the line parallel to 4x+2y=3 and that goes through the point (-8, 11)
y-11=-2(x+8)
500
If Bob charged $25 an hour to come fix your refridgerator and he needed to spend $150 on parts, write a linear equation that shows the amount of money Bob charged you.
y=25x+150