Determine Function Maps

Is this graph a function or not a function? 

• Function 

• Not a Function 

Is this graph a function or not a function? 

• Function 

• Not a Function

• Function
• Not a Function

• Translate up 2 units

• Translate down 2 units

• Translate up 8 units

• Translate down 8 units

• Translate up 1 unit

• Translate up 2 units

• Translate up 3 units

• Translate up 1/2 unit

• g(x)=2^x-3

• g(x)=2^x+3

• g(x)=2^x+3

• g(x)=2^x-3

Does this set of values represent a function?

• yes, it is a function

• no, it is not a function

Answer explanation

Every input has exactly one output.

Is this graph a function or not a function?

• Function

• Not a function

Answer explanation

It fails the "vertical line test", which means at least one input has more than one output.

Is this mapping a function or not a function?

• Function

• Not a Function

Answer explanation

At least one input (left grouping) maps to more than one output (right grouping).

Is this mapping a function or not a function?

• yes, it is a function

• no, it is not a function

Answer explanation

Every input (left grouping) maps to exactly one output (right grouping).