Content Showcase: Video Library

 

 

Media4Math's Video Library is a collection of videos on key topics in pre-algebra and algebra. Each video includes several worked-out examples that clearly explain the key concept. All videos include real-world applications of math.

This is a growing collection of resources, so keep coming back!

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Total number of resources: 87
Thumbnail Image Description Curriculum Topics

Closed Captioned Video: Algebra Applications: Variables and Equations, 1

Closed Captioned Video: Algebra Applications: Variables and Equations, Segment 1: Introduction Closed Captioned Video: Algebra Applications: Variables and Equations, Segment 1: Introduction

An overview of the key topics to be covered in the video.

Applications of Equations and Inequalities, Variables and Unknowns and Variable Expressions

Closed Captioned Video: Algebra Applications: Variables and Equations, 2

Closed Captioned Video: Algebra Applications: Variables and Equations, Segment 2: Honey Production Closed Captioned Video: Algebra Applications: Variables and Equations, Segment 2: Honey Production

Honey bees not only produce a tasty treat, they also help pollinate flowering plants that provide much of the food throughout the world. So, when in 2006 bee colonies started dying out, scientists recognized a serious problem.

Applications of Equations and Inequalities, Variables and Unknowns and Variable Expressions

Closed Captioned Video: Algebra Applications: Variables and Equations, 3

Closed Captioned Video: Algebra Applications: Variables and Equations, Segment 3: River Ratios Closed Captioned Video: Algebra Applications: Variables and Equations, Segment 3: River Ratios

Why do rivers meander instead of traveling in a straight line? In going from point A to point B, why should a river take the circuitous route it does instead of a direct path?

Applications of Equations and Inequalities, Variables and Unknowns and Variable Expressions

VIDEO: Algebra Applications: Linear Functions, Segment 2: Cycling

VIDEO:  Algebra Applications: Linear Functions, Segment 2: Cycling VIDEO: Algebra Applications: Linear Functions, Segment 2: Cycling Special Functions and Applications of Linear Functions

VIDEO: Algebra Applications: Data Analysis

VIDEO: Algebra Applications: Data Analysis 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

VIDEO: Algebra Applications: Data Analysis, 1

VIDEO: Algebra Applications: Data Analysis, Segment 1: Introduction 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.

This is part of a collection of videos from the Algebra Applications video series on the topic of Data Analysis.

Data Analysis and Data Gathering

VIDEO: Algebra Applications: Data Analysis, 2

VIDEO: Algebra Applications: Data Analysis, Segment 2: What Is a Mortgage? 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 TI-Nspire to create an amortization table. This table is used throughout the rest of the program to explore different scenarios.

Data Analysis and Data Gathering

VIDEO: Algebra Applications: Data Analysis, 3

VIDEO: Algebra Applications: Data Analysis, Segment 3: What Is a What is a Subprime Mortgage? 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

VIDEO: Algebra Applications: Data Analysis, 4

VIDEO: Algebra Applications: Data Analysis, Segment 4: What is an Adjustable Rate Mortgage? 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. Students run a number of scenarios to test adjustable rate mortgages, while also taking into account the state of the housing market during the time of the mortgage crisis.

Data Analysis and Data Gathering

VIDEO: Algebra Applications: Exponential Functions

VIDEO: Algebra Applications: Exponential Functions 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

VIDEO: Algebra Applications: Exponential Functions, 1

VIDEO: Algebra Applications: Exponential Functions, Segment 1: Introduction 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

VIDEO: Algebra Applications: Exponential Functions, 2

VIDEO: Algebra Applications: Exponential Functions, Segment 2: What Is an Earthquake? 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

VIDEO: Algebra Applications: Exponential Functions, 3

VIDEO: Algebra Applications: Exponential Functions, Segment 3: What Is the Difference between Earthquake Intensity and Magnitude? 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

VIDEO: Algebra Applications: Exponential Functions, 4

VIDEO: Algebra Applications: Exponential Functions, Segment 4: How Is Earthquake Magnitude Measured? 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

VIDEO: Algebra Applications: Functions and Relations

VIDEO: Algebra Applications: Functions and Relations VIDEO: Algebra Applications: Functions and Relations

In this episode of Algebra Applications, students explore the following scenario: Scientists use conic sections to map the trajectories of spacecraft in flight. The setting for this episode is a planned future flight to Mars.

Applications of Functions and Relations, Conic Sections and Relations and Functions

VIDEO: Algebra Applications: Functions and Relations, 1

VIDEO: Algebra Applications: Functions and Relations, Segment 1: Introduction. 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

VIDEO: Algebra Applications: Functions and Relations, 2

VIDEO: Algebra Applications: Functions and Relations, Segment 2: Parabolic Paths. VIDEO: Algebra Applications: Functions and Relations, Segment 2: Parabolic Paths.

The liftoff and pre-orbital 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

VIDEO: Algebra Applications: Functions and Relations, 3

VIDEO: Algebra Applications: Functions and Relations, Segment 3: Circular Paths. 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

VIDEO: Algebra Applications: Functions and Relations, 4

VIDEO: Algebra Applications: Functions and Relations, Segment 4: Elliptical Paths. 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

VIDEO: Algebra Applications: Inequalities

VIDEO: Algebra Applications: Inequalities VIDEO: Algebra Applications: Inequalities

In this episode of Algebra Applications, two real-world explorations of inequalities are developed. Hybrid Cars. An examination of the equations and inequalities that involve miles per gallon (mpg) for city and highway traffic reveals important information about hybrid cars and those with gasoline-powered engines.

Applications of Equations and Inequalities and Inequalities