Introduction to Functions

Front

What are all of the x values or inputs called?

Back

Domain

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Front

What is the definition of a function?

Back

Every input has only ONE output.

Tags

CCSS.8.F.A.1

Front

Which relation diagram represents a function?

Back

W

Tags

CCSS.8.F.A.1

Front

Which of these is NOT the same: Range, Input, Dependent Value, Y-Value?

Back

Input

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

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 the range in a function?

Back

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

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Front

What is a relation in mathematics?

Back

A set of ordered pairs (x, y).

Tags

CCSS.8.F.A.1

Front

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

Back

Each input has a unique output, and each output corresponds to only one input.

Front

What is the vertical line test?

Back

A method to determine if a relation is a function by checking if a vertical line intersects the graph at more than one point.

Front

What is an independent variable?

Back

The variable that represents the input values (usually x).

Tags

CCSS.6.EE.C.9