Functions

Front

What is a function?

Back

A function is a relationship between a set of inputs and a set of possible outputs where each input is related to exactly one output.

Front

What is an independent variable?

Back

An independent variable is a variable that is changed or controlled in a scientific experiment to test its effects on the dependent variable.

Front

What is a dependent variable?

Back

A dependent variable is the variable that is measured and affected in an experiment.

Front

What does the equation y = mx + b represent?

Back

This equation represents a linear function where m is the slope and b is the y-intercept.

Front

What is the slope of a line?

Back

The slope of a line is a measure of its steepness, calculated as the rise over the run.

Front

What does it mean to graph an inequality?

Back

Graphing an inequality involves shading a region of the graph that represents all the solutions to the inequality.

Front

What symbol is used for 'greater than'?

Back

>

Front

What symbol is used for 'less than or equal to'?

Back

≤

Front

What is a function table?

Back

A function table is a table that shows the input-output pairs of a function.

Front

How do you determine if a relation is a function?

Back

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