Domain and Range
Standard Form
Functions
Linear Functions
Parallel/Perpendicular
100
Identify the words that are related to x-values (Choose 3)
Independent Variable, Range, Dependent Variable, Output, Input, Domain
Independent variable, domain, input
100
Write an equation in Standard Form.
Ax + By = C
100
Is the relation a function? Justify your answer.
(3,0), (6,1), (-3,9), and (4,1)
Yes - no repeated inputs
100
Does the table represent a linear function? Explain.
No - does not have a constant rate of change.
100
Are the equations parallel, perpendicular, or neither?
y=4/5x+7
y=-5/4x-2
Perpendicular
200
Identify the input and output values from the list of points below.
(10,4), (8,-2), (9,3), and (-1,7)
Inputs: -1, 8, 9, 10
Outputs: -2, 3, 4, 7
200
Identify the x-intercept for the equation below.
4x+2y=8
(2,0)
200
Evaluate the function for x=3.
f(x)=-4x+6
f(x)=-6
200
Write the equation of the line in slope intercept form.
y=-2x+3
200
Are the equations parallel, perpendicular, or neither?
2x+y=5
y=-2x+7
Parallel
300
Identify the domain.
C
300
Identify the y-intercept for the equation below.
4x+2y=8
(0,4)
300
Solve for x, given the value of the function.
f(x)=6x-2, f(x)=-8
x = -1
300
Write the equation of the line in point slope form.
y+1=1/4(x-3)
y+2=1/4(x+1)
300
Are the equations parallel, perpendicular, or neither?
3x+y=8
y=3x+2
Neither
400
Identify the range.
D
400
Rearrange the equation into slope intercept form.
4x+2y=8
y=-2x+4
400
Jonny has money in the bank, and he starts to save extra money every week. The equation below represents the total amount of money, T, Jonny has after w weeks. What does the 25 represent? What does the 500 represent?
T=25w+500
Saves $25 every week; started with $500
400
Write the equation of the line that passes through (0,6) and (4, 3) in slope intercept form.
y=-3/4x+6
400
Write an equation that is parallel to the equation below and goes through the point (0,9).
y=-1/5x+6
y=-1/5x+9
500
Based on the story below, determine what label you would use for the x-axis and the y-axis on a graph.
Casey was given some money to buy lunch every day. She was given $100, and spends $6 each day.
x-axis: days
y-axis: money
500
Rearrange the equation into slope intercept form.
2x-3y=9
y=2/3x-3
500
The function represents the cost, C, of a gym membership for m months. How much would the gym membership cost for one year?
C=20m+15
$255
500
Write the equation of the line that passes through (5,3) and (8,2) in point slope form.
y-2=-frac{1}{3}(x-8)
y-3=-frac{1}{3}(x-5)
500
Write an equation that is perpendicular to the equation below and goes through the point (0,-4).
y=3x+1
y=-1/3x-4