Identifying Functions and Linear Functions

Which representation does NOT show y as a function of x?

• A

• B

• C

• D

Is this is a function or not a function?

• Function

• Not a Function

Is the graph linear, exponential or neither?

• Linear

• Exponential

• Neither

The given relation is a function.

• True

• False

Determine if the following is a function or not.

• Function

• Not a Function

Which statement is true about this function?

• The function is never constant

• The function is always increasing

• The function is never decreasing

Determine if the graph is linear or nonlinear. Increasing,decreasing, both or neither? 

• Linear; increasing 

• Nonlinear; increasing 

• Linear; both increasing and decreasing 

• Nonlinear; both increasing and decreasing

• y

• m

• x

• b

Determine if the following functions are increasing or decreasing.

• Both functions are decreasing.

• The function in item I is increasing, and the function in item II is decreasing.

• The function in item I is decreasing, and the function in item II is increasing.

• Both functions are increasing.

Is this table a function or not?

• Function

• Not a Function