Are You Having Fun(ction)?
Am I a function?
What's my function?
Key Features of Graphs
Domain & Range
Miscellaneous
100
This word is used to describe the set of all inputs 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
What is the maximum value for the graph?
6
100
Find the DOMAIN:
{(-2, 4), (3, 2), (2, 10)}
What is {-2, 3, 2}?
100
What is the domain?
{0,1,2,3,4,5,6}
200
This word is used to describe the set of all outputs 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
Evaluate this function:
f(-5) = x2 + 3(2-x)
F(-5) = 46
200
Find RANGE:
y>=-1
200
What is the RANGE of the situation?
{0,20,40,60,80,100,120}
300
What is the range for the function:
f(x) = x2 + 3
y >= 3
300
Does 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
What is the first increasing interval for this graph?
Hint: Your answer will be an ordered pair. (x,y)
[-4,-2]
300
Find DOMAIN:
all real numbers
300
IF,
f(x)= x2+1 AND g(x)=2x-5
What is
f(x)-g(x)
x2-2x+6
400
How do you determine if a GRAPH is a function or not?
Hint: test
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
What is the range for the following function.
f(x) = -x2 + 8
y <= 8
400
What ordered paid if the y-intercept of the graph. Your answer will be an ordered pair. (x,y)
What is (0, 4)?
400
Find the DOMAIN:
-5<=x<=8
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) = -5(t2) + 45
Evaluate h(2).
25
500
This word describes any set of ordered pairs where each x-value is paired with one y-value.
What is a Function?
500
Is this a function and why?
What is no, because x's repeat at 8?
500
Find f(4) =
0
500
What is the domain of the following function.
f(x) = 2x + 6
All real numbers
500
Find the RANGE:
-3<=y<=2
500
A chipmunk eats his store of winter acorns at a constant rate of 5 a day. Using the function
E(a)= -5a+60 find how long before he eats half of his stash.
6 days