Function Table Equations

What rule would explain this input output table?

• The output is 3 times as much as the input.

• The input is 3 times as much as the output.

• The output is 8 times as much as the input.

• The input is 8 times as much as the output.

Which of the following equations describes the relationship between a and b?

What are the missing numbers in the table?

What is the function of the table?

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.

Does the table represent a function?

• Yes

• No

Does the graph represent a function?

• Yes

• No

For the function rule, y = -2x + 3: If the input is 4, what is the output?

• 5

• 11

• -5

• -11