Functions, Functions, Functions!

Front

Is this graph a function or not a function?

Back

Function

Front

What is the definition of function?

Back

Every input has only ONE output

Tags

CCSS.8.F.A.1

Front

What is x if f(x) = -1?

Back

6

Tags

CCSS.HSF.IF.A.2

Front

What is the range of the graph?

Back

-2 ≤ x ≤ 10

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

Front

Is this table a function or not a function?

Back

Not a Function

Tags

CCSS.8.F.A.1

Front

What is a function?

Back

A relation where each input has exactly one output.

Tags

CCSS.8.F.A.1

Front

What is the domain of a function?

Back

The set of all possible input values (x-values).

Front

What is the range of a function?

Back

The set of all possible output values (y-values).

Front

What does it mean for a function to be one-to-one?

Back

Each output is paired with exactly one input.

Front

What is a 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.