Function Notation and Evaluating Functions

Front

What is the term for all of the y values or outputs of a function?

Back

Range

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Front

If f(x) = 2x + 1, what is the first step to find f(1)?

Back

Plug a 1 in for all the x's.

Tags

CCSS.HSF.IF.A.2

Front

How do you read the notation f(x)?

Back

f of x.

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Front

If h(x) = x^3 - 3x + 5, what is h(-3)?

Back

h(-3) = -13.

Tags

CCSS.HSF.IF.A.2

Front

What is the value of f(4) if f(x) = 4x + 5?

Back

21.

Tags

CCSS.HSF.IF.A.2

Front

What is function notation?

Back

A way to represent a function using symbols, typically f(x), where f is the function name and x is the input.

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Front

What does it mean to evaluate a function?

Back

To find the output of a function for a specific input value.

Tags

CCSS.HSF.IF.A.2

Front

What is the domain of a function?

Back

The set of all possible input values (x values) for the function.

Front

What is the difference between a function and a relation?

Back

A function is a specific type of relation where each input is associated with exactly one output.

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.