Are You Having Fun(ction)?
Am I a function?
To be Linear or not!
What's the output?
Rate of Change
100
This word describes a relation that pairs each x value with only one y value.
What is a function?
100
Is the following graph a function?
Not a function
100
Is the following function linear or non-linear?
y = 2x +1
What is linear?
100
Given the equation: y=3x+ 4
What is the output of x=0
4
100
What is the rate of change in
A. y=3x + 15
3
200
What visual test can be used to determine if a graph is a function?
What is the Vertical Line Test?
200
Is the following line a function? If so be specific what kind of function.
What is a function?
200
Is the following function linear or non-linear?
y = x2 + x + 1
What is non-linear?
200
Given the equation: y= x - 2
What is the output of x=1
-1
200
Which has a lower rate of change:
A. y=15x+4 B. y= 2x + 4
B. 2
300
If the y-intercept of a function increases what happens to the graph?
What is the graph moves up the y-intercept?
300
Is this a function and why?
What is no, because x's repeat at 8?
300
Based on the graph of the function, what is f(4)?
y = -2
300
Given the equation: y=4/5x+3
What is the output of x=5
7
300
What is the initial value in
y= 5x + 8
A. 8
400
If the slope of a line changes from a positive to a negative slope how would the graph change?
What is an uphill slope changes to downhill slope?
400
Does the following table represent a function?
x f(x)
1 2
2 5
6 2
2 9
5 1
What is No, because the input (x) of 2 has two different outputs (y)?
400
Find the y if x=10
y = 2/5x + 4
What is 8
400
Given the equation: 7x-14=y
What is the output of x=3
7
400
Sandy went to her bank account that started with $100 from her mom. She just started working so now she will deposit $50 every pay check.
Name the initial value and the rate of change.
Initial is 100
Rate is 50
500
The function y= 2x + 5 is moved down the y axis 4 points and the slope in increased by 1. Name the new equation for the function.
What is y= 3x + 1
500
Is the following line a function. If so, what kind of function.
What is No, not a function?
500
f(4) =
0
500
Given the equation: y=3/4x-16
What is the output of x=12
-7
500
What is the y- intercept?
A. 
-4