Linear
Function or Not
Function or Not
100
True or False.
The following set of ordered pairs represent a linear equation.
(1,2), (2,4), (3, 6), (4, 8)
True
100
Function or Not 
No, x is repeating
100
Is it a function? {(2, 3), (4, 5), ( -2, 6)}
Yes, because x does not repeat
200
True or False:
In linear Functions, the second difference that is constant.
False.
200
Function on not?
Yes, x is not repeating
200
x y
2 4
-3 4
7 7
Yes "x" does not repeat
300
Describe how you can tell if a graph is linear.
Continuous Straight line graph
300
Function or not?
Yes, x did not repeat
300
Is it a function?
Yes, it passes the vertical line test
400
Describe how to tell if the values in a table are linear.
Check the x and y values to make sure there is a consistent pattern and that the first difference is constant.
400
Function or Not?
Yes, x did not repeat
400
No, not all input has exactly one output
500
Choose the linear equations. Select ALL.
a. x2+ 9 = 12
b. x/3 = 5
c. y = 5x + 6
d. y=5
e. x = 5
c,d,e