Identifying Functions Graphs Practice

Which graph below represents an exponential function?

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Does the table represent an exponential function? Explain why.

• No, because the x-values increase by 1 each time.

• Yes, because the y-values are increasing.

• Yes, because the y-values are multiplied by 2 each time.

• No, because the y-values are decreasing.

Does the table represent exponential GROWTH or DECAY?

• Growth

• Decay

Select ALL of the graphs that represent exponential DECAY.

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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

Is the graph showing a function?

• No

• Yes

Does the graph show a function?

• Yes

• No

Which statement about the relation is true?

• The relation is not function because is not continuous.

• The relation is a function because the x-values of the points are consecutives integers.

• The relation is a function because there is only one output for each input.

• The relation is not a function because both 0 and -3 are outputs for the input 1

Is relation shown a function?

• YES

• NO