Graphing Functions

Front

What is the definition of a function in mathematics?

Back

A function is a relation that assigns exactly one output for each input.

Tags

CCSS.8.F.A.1

Front

What are the x-values in a function called?

Back

The x-values are called the domain.

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Front

What are the y-values in a function called?

Back

The y-values are called the range.

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Front

How do you find the output of a function given an input?

Back

Substitute the input value into the function's equation.

Tags

CCSS.HSF.IF.A.2

Front

What does it mean for a function to be linear?

Back

A linear function has a constant rate of change and can be represented by a straight line on a graph.

Tags

CCSS.HSF-LE.A.1B

Front

What is the slope of a line in a graph?

Back

The slope is the ratio of the rise (change in y) to the run (change in x) between two points on the line.

Tags

CCSS.8.EE.B.5

Front

What is the y-intercept of a function?

Back

The y-intercept is the point where the graph of the function crosses the y-axis.

Front

What is the purpose of graphing a function?

Back

Graphing a function helps visualize the relationship between the input and output values.

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

Front

What is a missing output value in a function?

Back

A missing output value is an output that has not been calculated or provided for a given input.

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Front

How can you determine if a relation is a function?

Back

A relation is a function if each input corresponds to exactly one output.

Tags

CCSS.8.F.A.1