Function Rule Function Table

Level 3 Which table of values can be defined by y=2x+1?

• a

• b

• c

• d

Level 3 Which equation matches the table?

• y = 3x + 9

• y = x + 9

• y = x + 3

• y = 12x - 3

Level 4 If my function rule is x + 8, what is my INPUT if the output is 20?

• 10

• 12

• 8

• 28

Level 4 If my function rule is x ÷ 2, what is my INPUT if the output is 3?

• 6

• 12

• 1.5

• 1

Level 1 Find the missing OUTPUT value.

• -2

• 3

• 9

• -7

Level 1 Find the missing OUTPUT value.

• -19

• 17

• 19

• 17

Level 4 What is the value of the missing input?

• 25

• 30

• 74

• 26

Does the mapping represent a function?

• Yes

• No

The table represents the equation k = j - 20.

Use the equation to find the missing value.

• 34

• 27

• 41

• 38

Is the relation a function? Explain.

• Yes, the x-value 11 has two y-values paired with it.

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

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

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