Functions videos

Worked example: Evaluating functions from equation

What is a function?

Worked example: Evaluating functions from graph

Evaluating discrete functions

Worked example: evaluating expressions with function notation

Worked example: two inputs with the same output (graph)

Worked example: matching an input to a function's output (graph)

Worked example: matching an input to a function's output (equation)

Equations vs. functions

Obtaining a function from an equation

Function notation word problem: bank

Function notation word problem: beach

What is the domain of a function?

Intervals and interval notation

What is the range of a function?

Worked example: domain and range from graph

Determining whether values are in domain of function

Examples finding the domain of functions

Worked example: determining domain word problem (real numbers)

Worked example: determining domain word problem (positive integers)

Worked example: determining domain word problem (all integers)

Does a vertical line represent a function?

Recognizing functions from graph

Recognizing functions from verbal description

Recognizing functions from table

Recognizing functions from verbal description word problems

Introduction to minimum and maximum points

Worked example: absolute and relative extrema

Increasing, decreasing, positive or negative intervals

Worked example: positive & negative intervals

Graph interpretation word problem: temperature

Graph interpretation word problem: basketball

Creativity break: How can people get creative in algebra

Worked example: average rate of change from graph

Worked example: average rate of change from table

Introduction to average rate of change

Average rate of change word problem: table

Average rate of change word problem: graph

Intro to inverse functions

Inputs & outputs of inverse functions

Graphing the inverse of a linear function

Finding inverse functions: linear