Functions, Functions, Functions

Front

Is this mapping a function or not a function?

Back

Not a Function

Tags

CCSS.8.F.A.1

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

For the function {(0,1), (1,-3), (2,-4), (-4,1)}, write the domain and range.

Back

D:{0, 1, 2, -4}
R:{1, -3, -4}

Front

Is the relation a function? Why?

Back

No, because the x-value 11 has two y-values pair with it.

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

How can you determine if a graph represents a function?

Back

Use the vertical line test: if a vertical line intersects the graph at more than one point, it is not a function.

Front

What is an example of a function?

Back

f(x) = 2x + 3 is a function because each x-value has one corresponding y-value.

Tags

CCSS.8.F.A.1