Quiz about Function Basics

Question 1

What is the definition of function?

Accepted Answer

Every input has only ONE output

Answer

Has inputs and outputs

Answer

Inputs have different outputs every time

Answer

x-values and y-values

Question 2

Is the relation a function? Why.

Accepted Answer

No, because the x-value 11 has two y-values pair with it.

Answer

Yes, because the x-value 11 has two y-values pair with it.

Answer

Yes, because each x-value has only one y-value paired with it.

Answer

No, because each x-value has only one y-value paired with it.

Question 3

Question 3.

Accepted Answer

Not a Function

Answer

Function

Question 4

Is this mapping a function or not a function?

Accepted Answer

Not a Function

Answer

Function

Question 5

Is this table a function or not a function?

Accepted Answer

Not a Function

Answer

Function

Question 6

Which set of values is a function?

Accepted Answer

(6,-5) (7, -3) (8, -1) (9, 1)

Answer

(9,5) (10,5) (9,-5) (10,-5)

Answer

(3,4) (4,-3) (7,4) (3, 8)

Answer

(2, -2) (5, 9) (5, -7) (1, 4)

Question 7

Is this graph a function or not a function?

Accepted Answer

Not a Function

Answer

Function

Question 8

What is the range of the following relation:
(9, -2) (4, 3) ( 8, 10) ( -4, 8)

Accepted Answer

-2, 3, 8, 10

Answer

-4, 4, 8, 9

Answer

(9, -2) ( 4, 3)

Answer

(8, 10) (-4, 8)

Question 9

Question 9.

Accepted Answer

x < -2

Answer

x is less than or equal to -2

Answer

-2 < x

Answer

x is greater than -2

Question 10

List the types of intervals that the graph demonstrates in order.

Accepted Answer

increasing, constant, decreasing, constant

Answer

decreasing, constant, increasing, constant

Answer

increasing, decreasing, constant

Answer

increasing, constant, increasing, constant

Function Basics