Media4Math's Video Library is a collection of videos on key topics in prealgebra and algebra. Each video includes several workedout examples that clearly explain the key concept. All videos include realworld applications of math.This is a growing collection of resources, so keep coming back!(Want to learn more about our subscription packages? Click here.)

Thumbnail Image  Description  Curriculum Topics  

Closed Captioned Video: Algebra Applications: Linear Functions, Segment 2: Cycling 
Closed Captioned Video: Algebra Applications: Linear Functions, Segment 2: Cycling  Special Functions and Applications of Linear Functions  
Closed Captioned Video: Algebra Applications: Data Analysis 
Closed Captioned Video: Algebra Applications: Data Analysis
In this episode of Algebra Applications, students explore the dramatic events of 2008 related to the mortgage crisis. Brought about principally through mortgage defaults, the effect on the overall economy was severe. 
Data Analysis and Data Gathering  
Closed Captioned Video: Algebra Applications: Data Analysis, 1 
Closed Captioned Video: Algebra Applications: Data Analysis, Segment 1: Introduction
In this introductory segment students learn about the mortage crisis of 2008. In the process they get a brief introduction to what a mortgage is. 
Data Analysis and Data Gathering  
Closed Captioned Video: Algebra Applications: Data Analysis, 2 
Closed Captioned Video: Algebra Applications: Data Analysis, Segment 2: What Is a Mortgage?
The time value of money is at the basis of all loans. Students learn about the key factors that determine monthly mortgage payments and use the TINspire to create an amortization table. 
Data Analysis and Data Gathering  
Closed Captioned Video: Algebra Applications: Data Analysis, 3 
Closed Captioned Video: Algebra Applications: Data Analysis, Segment 3: What Is a What is a Subprime Mortgage?
Having learned the general features of a mortgage, students learn the specifics of a subprime mortgage. With this comes the notion of a credit score, and with credit scores come the probabilities for a loan default. 
Data Analysis and Data Gathering  
Closed Captioned Video: Algebra Applications: Data Analysis, 4 
Closed Captioned Video: Algebra Applications: Data Analysis, Segment 4: What is an Adjustable Rate Mortgage?
Another factor in the mortgage crisis was the use of adjustable rate mortgages. 
Data Analysis and Data Gathering  
Closed Captioned Video: Algebra Applications: Exponential Functions 
Closed Captioned Video: Algebra Applications: Exponential Functions
In this episode of Algebra Applications, students explore earthquakes using exponential models. In particular, students analyze the earthquake that struck the Sichuan Province in China in 2008, months before the Beijing Olympics. 
Applications of Exponential and Logarithmic Functions, Exponential and Logarithmic Functions and Equations and Graphs of Exponential and Logarithmic Functions  
Closed Captioned Video: Algebra Applications: Exponential Functions, 1 
Closed Captioned Video: Algebra Applications: Exponential Functions, Segment 1: Introduction
In this episode of Algebra Applications, students explore earthquakes using exponential models. In particular, students analyze the earthquake that struck the Sichuan Province in China in 2008, months before the Beijing Olympics. 
Applications of Exponential and Logarithmic Functions, Exponential and Logarithmic Functions and Equations and Graphs of Exponential and Logarithmic Functions  
Closed Captioned Video: Algebra Applications: Exponential Functions, 2 
Closed Captioned Video: Algebra Applications: Exponential Functions, Segment 2: What Is an Earthquake?
In this episode of Algebra Applications, students explore earthquakes using exponential models. In particular, students analyze the earthquake that struck the Sichuan Province in China in 2008, months before the Beijing Olympics. 
Applications of Exponential and Logarithmic Functions, Exponential and Logarithmic Functions and Equations and Graphs of Exponential and Logarithmic Functions  
Closed Captioned Video: Algebra Applications: Exponential Functions, 3 
Closed Captioned Video: Algebra Applications: Exponential Functions, Segment 3: What Is the Difference between Earthquake Intensity and Magnitude?
In this episode of Algebra Applications, students explore earthquakes using exponential models. 
Applications of Exponential and Logarithmic Functions, Exponential and Logarithmic Functions and Equations and Graphs of Exponential and Logarithmic Functions  
Closed Captioned Video: Algebra Applications: Exponential Functions, 4 
Closed Captioned Video: Algebra Applications: Exponential Functions, Segment 4: How Is Earthquake Magnitude Measured?
In this episode of Algebra Applications, students explore earthquakes using exponential models. In particular, students analyze the earthquake that struck the Sichuan Province in China in 2008, months before the Beijing Olympics. 
Applications of Exponential and Logarithmic Functions, Exponential and Logarithmic Functions and Equations and Graphs of Exponential and Logarithmic Functions  
Closed Captioned Video: Algebra Applications: Functions and Relations 
Closed Captioned Video: Algebra Applications: Functions and Relations
The relationship between slope and grade in cycling is explored. Go on a tour of Italy through the mountains of Tuscany and apply students' understanding of slope. 
Applications of Functions and Relations, Conic Sections and Relations and Functions  
Closed Captioned Video: Algebra Applications: Functions and Relations, 1 
Closed Captioned Video: Algebra Applications: Functions and Relations, Segment 1: Introduction
Scientists use conic sections to map the trajectories of spacecraft in flight. The setting for this episode is a planned future flight to Mars. As the ship travels from Earth to Mars, parabolic, circular, and elliptical paths are explored. 
Applications of Functions and Relations, Conic Sections and Relations and Functions  
Closed Captioned Video: Algebra Applications: Functions and Relations, 2 
Closed Captioned Video: Algebra Applications: Functions and Relations, Segment 2: Parabolic Paths
The liftoff and preorbital path of the rock is described by a parabola. Students explore the properties of parabolas from the standpoint of the parametric equations that describe the horizontal and vertical directions of motion for the rocket. 
Applications of Functions and Relations, Conic Sections and Relations and Functions  
Closed Captioned Video: Algebra Applications: Functions and Relations, 3 
Closed Captioned Video: Algebra Applications: Functions and Relations, Segment 3: Circular Paths
The path of a rocket orbiting the Earth can be modeled with the equation of a circle. Students explore the quadratic relation and the parametric equations that can be used to model the path of a spacecraft orbiting Earth. 
Applications of Functions and Relations, Conic Sections and Relations and Functions  
Closed Captioned Video: Algebra Applications: Functions and Relations, 4 
Closed Captioned Video: Algebra Applications: Functions and Relations, Segment 4: Elliptical Paths
The planets orbiting the sun follow elliptical paths. In fact, the trajectory of a spacecraft traveling to Mars would also be elliptical. Students explore these various ellipses. 
Applications of Functions and Relations, Conic Sections and Relations and Functions  
Closed Captioned Video: Algebra Applications: Inequalities 
Closed Captioned Video: Algebra Applications: Inequalities
In this episode of Algebra Applications, two realworld explorations of inequalities are developed. Hybrid Cars. 
Applications of Equations and Inequalities and Inequalities  
Closed Captioned Video: Algebra Applications: Inequalities, 1 
Closed Captioned Video: Algebra Applications: Inequalities, Segment 1: Hybrid Cars
With the increasing demand worldwide for cars, the cost of gasoline continues to rise. The need for fuelefficient cars makes hybrids a current favorite. 
Applications of Equations and Inequalities and Inequalities  
Closed Captioned Video: Algebra Applications: Inequalities, 2 
Closed Captioned Video: Algebra Applications: Inequalities, Segment 2: Floods in Venice
The city of Venice is slowly sinking into the Adriatic Sea. So what does a city whose streets are full of water do about flooding? 
Applications of Equations and Inequalities and Inequalities  
Closed Captioned Video: Algebra Applications: Linear Functions 
Closed Captioned Video: Algebra Applications: Linear Functions  Special Functions and Applications of Linear Functions 