Is it a function?

Front

Is this graph a function or not a function?

Back

Function

Front

Which graph does NOT pass the vertical line test?

Back

Graph 1

Front

Is this table a function or not a function?

Back

Not a Function

Tags

CCSS.8.F.A.1

Front

What is the definition of function?

Back

Every input has only ONE output

Tags

CCSS.8.F.A.1

Front

Is the relation a function? {(4,5), (4,-7), (4,2), (4,0), (4,9)}

Back

No

Tags

CCSS.8.F.A.1

Front

What is the vertical line test?

Back

A method to determine if a graph represents a function; if a vertical line intersects the graph at more than one point, it is not a function.

Front

What is a relation in mathematics?

Back

A set of ordered pairs, where each pair consists of an input and an output.

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Front

Can a function have the same output for different inputs?

Back

No, a function must have a unique output for each input.

Tags

CCSS.8.F.A.1

Front

What is an example of a function?

Back

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

Tags

CCSS.8.F.A.1

Front

What is an example of a non-function?

Back

f(x) = ±√x, where a single x value can produce two different y values.