Vocabulary
Writing Linear Functions
Graphing Linear Functions
Slope
Intercepts
Miscellaneous
100
The rate of change
What is slope
100
Write the equation of a line that passes through (0, 3) with a slope of -4
What is y = -4x + 3
100
What is the x and y intercept of
3x - 4y = 9
x- intercept (3, 0)
y - intercept (0, -9/4)
100
Identify the slope of the linear equation
y = -x + 6
The slope is -1
100
What are the x and y-intercepts of the following graph?
x-intercept: 2.5
y-intercept: -2
100
Evaluate f(-3) for the function
f(x) = 2x + 1
What is 5
200
One of these has exactly one output for every input
What is a function
200
The equation that would represent this relationship
x 0 1 2 3 4
y -4 -1 2 5 8
What is y = 3x - 4
200
What is the slope of a line perpendicular to
y = (2/3)x + 4?
2/3
200
Find the slope of a line that passes through the points (0, 5) and (2, 10)
m = 5/2
200
The y-interpcept of the line y = -4
What is (0, -4)
200
The range for this graph
What is y > 1
300
This formula will find the slope between two points
What is 
the steepness of a line
300
Ms. Cotty has read 500 books in her lifetime and plans on reading 12 more each year. This equation would model the total number of books she will have read after x number of years.
What is y = 12x + 300
300
What is the slope of this line
x 0 2 4
y 0.25 1.25 2.25
What is 0.5 or 1/2
300
What is the slope of a horizontal line
0
300
What is the y- intercept of this relationship
x 1 2 3 4
y 4 10 16 20
What is (0,-2)
300
The number that makes this equation true
2x + 15 = 3(x + 2) + 4
What is x = 5
400
These 3 characteristics a Standard form equation must have are
x and y on the same side
All numbers are integers
The coefficient of x must be positive.
400
A snow storm starts at 8am when there are already a few inches of snow on the ground, leftover from a previous storm. The snow starts falling at a rate of 2.5 inches per hour. After 5 hours there is a total of 18 inches on the ground. Write an equation to model the snow storm in slope intercept form.
What is y = 2.5x + 5.5
400
Graph the equation of the line that is parallel to slope y=2 and passes through the point (3, -4)
What is y=-4
400
The average rate of change between the points (-9, 5) and (-4, -10).
What is -3
400
A taxi charges $10 to pick up a passenger and $1.50 for every mile driven. If this situation were graphed, this is where the graph would cross the y axis
What is (0,10)
400
A balloon is released from a small childs hand in the gymnasium. The equation H(t)= 2t +4 where t is the time in seconds and H is the height in feet. What is the y-intercept and what does it mean in the context of the problem?
The height of the balloon when it is released.
500
This word refers to the set of all inputs
What is domain
500
Write the equation of a line that passes through the x-intercept of 2x - 4y = 6 and is parallel to y= 2x - 5
What is y = 2x - 6
500
A seed is planted in the ground. After 4 days it is 1 inch high. After 10 days the plant is 4 inches high. What is the y-intercept and what does it mean in the context of the problem?
The seed was planted 1 inch below the surface.
500
The slope of this relation
x 1 3 5 9
y 5 3 1 -3
What is -1
500
(-1,7) and (1, 15) are on a line. This would be the y-intercept.
What is (0, 11)
500
A balloon is released from a small childs hand in the gymnasium. The equation H(t)= 2t +4 where t is the time in seconds and H is the height in feet. The gymnasium is 30 ft high.
What is the domain and range?
domain 0 < t < 13
range 4 < H < 30