Is the Graph a Function?

The graph represents a...

• Function

• Non-Function

The graph represents a...

• Function

• Non-Function

The graph represents a...

• Function

• Non-Function

The graph represents a...

• Function

• Non-Function

Is this graph a function or not a function? 

• Function 

• Not a Function

• Function
• Not a Function

Is this a function? Explain.

• Yes; it passes the horizontal line test.

• No; it is not a straight line.

• Yes; it passes the vertical line test.

• No; there is a line connecting the dots.

The graph represents a...

• Function

• Non-Function

• Function
• Not a Function

Does the graph represent a function?

• Yes, because the vertical line test shows there are no repeating input values

• No, because the vertical line test shows there are repeating input values