Are You Having Fun(ction)?
Am I a function?
What's my function?
Domain & Range
Miscellaneous
100
This word is used to describe the set of all x-values for a function.
What is the domain?
100
What is No, not a function? It does not pass the vertical line test.
100
f(-3) if f(x) = 2x +1
What it -5 ?
100
Find the DOMAIN:
{(-2, 4), (3, 2), (2, 10)}
What is {-2, 3, 2}?
100
f(n)=2n+1
g(n)=3n
Find f(4)+g(1)
12
200
This word is used to describe the set of all y-values of a function.
What is the range?
200
What is Yes?
200
Let f(x) = x2 + x + 1; find f(-5).
What is 21?
200
Find RANGE:
y>=-1 [-1, infinity)
200
What is the RANGE of the situation?
{0,20,40,60,80,100,120} or 0<=y<=120
300
Where are the ZEROS on a graph?
Where the graph intersects the x-axis.
300
The mapping diagram shows a function or not.
What is No, not a function?
300
Based on the graph of the function, what is f(4)?
f(4) = -2
300
Find DOMAIN:
all real numbers
(neg infinity, pos infinity)
300
f(x)=x^2+1
g(x)=2x-5
Find
f(1)-g(2)
3
400
How do you determine if a GRAPH is a function or not?
What is the Vertical Line Test?
400
Does the following table represent a function?
x y
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
Evaluate this function for P(2)
F(x)=-1/2x^2+5x+2
P(2) = 10
400
Find the DOMAIN:
-6<=x<=6
400
Anna drops a ball from a third-story window. This equation represents the approximate height, h, in meters, of the ball above the ground after it falls for t seconds.
h(t) = -5t^2 + 45
Evaluate h(2). Enter your answer as a number.
25
500
How can you determine if points from a table make a function or not?
If the X-Value repeats, it is not a function.
500
Is this a function and why?
What is no, because x's repeat at 8?
500
Find f(4) =
0
500
Find the RANGE:
-3<=y<=6
500
f(x) = 4x + 1 and g(x) = 4x - 3
Find
f(2)
f(2)=9