Quiz about Evaluating Functions

Question 1

Is this mapping a function or not a function?

Accepted Answer

Function

Answer

Not a Function

Question 2

Is this graph a function or not a function?

Accepted Answer

Function

Answer

Not a Function

Question 3

Is this graph a function or not a function?

Accepted Answer

Not a Function

Answer

Function

Question 4

Is the following graph a function? Explain.

Accepted Answer

Yes, because no x-value repeats.

Answer

Yes, because they are individual dots.

Answer

No, because the x repeats.

Answer

No, because it is not a line.

Question 5

Find f(2)

Accepted Answer

5

Answer

4

Answer

3

Answer

0

Question 6

What is the definition of a 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 7

Is the relation a function? Why?

Accepted Answer

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

Answer

Yes, because the x-value 11 has two y-values paired 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 8

Is this table a function or not a function?

Accepted Answer

Not a Function

Answer

Function

Question 9

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)

Evaluating Functions