Functions 8th Grade

Front

Is this mapping a function or not a function?

Back

Not a Function

Front

You can identify a function from a graph by using the.....

Back

Vertical Line Test

Front

What is the definition of function?

Back

Every input has only ONE output

Front

Is this graph a function or not a function?

Back

Not a Function

Front

What is a function?

Back

A relation where each input has exactly one output.

Front

What is the Vertical Line Test?

Back

A method to determine if a graph represents a function; if a vertical line crosses the graph more than once, it is not a function.

Front

What is an example of a function?

Back

f(x) = 2x + 3, where each x has a unique output.

Front

What is an example of not a function?

Back

f(x) = ±√x, where a single input can have two outputs.

Front

What are inputs and outputs in a function?

Back

Inputs are the values you put into a function, and outputs are the results you get.

Front

What is a mapping in functions?

Back

A way to show how each input is paired with an output.