Functions
23 days ago
jkreil_45999
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Practice
• Question 1
30 seconds
Q. What is the definition of function?
Has inputs and outputs
Every input has only ONE output
Inputs have different outputs every time
x-values and y-values
• Question 2
20 seconds
Q.
Function
Not a Function
• Question 3
60 seconds
Q. Is this mapping a function or not a function?
Function
Not a Function
• Question 4
300 seconds
Q. All of the y values or outputs are called what?
Domain
Range
Relation
Function
• Question 5
300 seconds
Q. All of the x values or inputs are called what?
Domain
Range
Relation
Function
• Question 6
300 seconds
Q. Which of these is NOT the same
Range
Input
Dependent Value
Y-Value
• Question 7
300 seconds
Q. For the function {(0,1), (1,-3), (2,-4), (-4,1)}, write the domain and range.
D: {1, -3, -4,}
R: {0, 1, 2, -4}
D:{0, 1, 2, -4}
R:{1, -3, -4}
D:{0, 1, 2, 3, 4}
R:{1, -3, -4}
• Question 8
900 seconds
Q. What is the range of the following relation:
(9, -2) (4, 3)  ( 8, 10) ( -4, 8)
-4, 4, 8, 9
-2, 3, 8, 10
(9, -2) ( 4, 3)
(8, 10) (-4, 8)
• Question 9
120 seconds
Q. A set of ordered pairs is called what?
Coordinates
Relation
Function
Vertical Line Test
• Question 10
180 seconds
Q. Given the points (3, 5) (2, 4) (9, 0)  and  (?, 6). What could replace the ? to create a non-function?
1
3
4
7
• Question 11
180 seconds
Q. Which ordered pair could you add to the following list of points to create a function?  (3, 5) (4, 9) (2, 5)
(3, 7)
(4, 1)
(1, 9)
(2, 6)
• Question 12
120 seconds
Q. Is this table a function or not a function?
Function
Not a Function
• Question 13
120 seconds
Q. Give the domain and range. Tell if it is a function.
D: {-4, -2, 0, 2}
R: {-2, -2, 1, 1}
Function
D: {-4, -2, 0, 2}
R: {-2, 1}
Function
D: {-4, -2, 0, 2}
R: {-2, -2, 1, 1}
Not a Function
D: {-4, -2, 0, 2}
R: {-2, 1}
Not a Function
• Question 14
60 seconds
Q. If f(x)=3x-9, find f(5).
f(5) = 6
f(5) = 16
f(5) = -4
f(5) = 24
• Question 15
60 seconds
Q. If f(x)=2x+25, find f(5).