Audacity

Setting up Your Microphone for Use with Audacity

Collection of Like Terms

Simple Example

Compound Interest

Interest Compounded Daily, Quarterly and Yearly

Data

Measures of Central Tendency with Box and Whisker Plots

Exponents

Properties of Exponents - The following problems are demonstrated on this video - You may want to print them to see them better.
exponent_video_probs2.jpeg

Factoring

Difference of Two Squares
Factor Pairs - The Ladder Method
Greatest Common Factor (GCF or Undistribution)
Perfect Square Trinomials
Quadratic Trinomials of the form x^2+bx+c. (Factors of c that add up to b)
Quadratic Trinomials of the form ax^2+bx+c

Fractions

Addition and Subtraction of Fractions
Converting Mixed Fractions to Improper Fractions
Multiplication of Fractions
Division of Fractions

FOIL

Expanding Binomials and Monomials
Foil - (AKA - Double Distribute) - Multiplication of Two Binomials
Foil Example Two

Functions

Domain and Range - This video demonstrates how to determine the domain and range of a graph. The video is demonstrated with a Sketchpad animation. Click here to download it. You need Geometer's Sketchpad to open the document. The domain and range are written in interval notation. A variety of functions and relations are used with the demonstration . It is 10 minutes long.
Domain - Excluded Values
Function Evaluation
Even Odd Functions
Function Composition - (f o g)(x)
Function Composition - (g o f)(x)
Function Composition - (g o g)(x)
Function Inverses - Computing the Inverse of a Given Function
Function Inverses - Verifying that Two Functions Are Inverses of Each Through Composition

GCF

Finding the GCF OR LCM of two numbers

Inequalities

AND/OR Logic
Flipping the Symbol When We Divide by a Negative
Graphing Compound Inequalities (AND/OR)
Graphing Inequalities in One Variable
Solving Inequalities in One Variable
Solving And Inequalities
Solving And Inequalities of the Form a < x < b
Solving Or Inequalities
Solving Systems of Inequalities


Integers

Addition and Subtraction of Integers

LCM

Finding the GCF OR LCM of two numbers

Lines

Graphing with Intercepts
Graphing Lines with xy Charts
Point Slope Formula
  • Finding the Slope-Intercept equation of a line when given a point and a slope.
  • Finding the Slope-Intercept equation of a line when given two points.
  • Finding the Slope-Intercept equation (y=a+bx) of a line when given a parallel line and a point of intersection
  • Finding the Slope-Intercept equation of a line when given a perpendicular line and a point of intersection

Writing Equations of Lines from a Graph

Linear Systems

Solving Linear Systems using the Addition Method (AKA the Elimination Method)
Solving Linear Systems using the Graphical Method (By hand)
Solving Linear Systems using the Graphical Method (TI-83/4)
Solving Linear Systems using the Substitution Method
Solving Systems of Inequalities

KENKEN

Example of a 4x4 Ken Ken with Rules

Using the TI-83 Graphing Calculator to Determine the Point of Intersection for a Linear System


Quadratics

Finding 5 Points without Using an xy Tree (Graphing in Standard Form)
Finding 5 Points without Using an xy Tree (Graphing in Intercept Form)

Radicals

Simplifying Square Roots to Exact Answers
Simplifying Radicals with Addition and Subtractions (Square Roots/Non-Variable Only)
Simplifying Radicals with Multiplication and Division (Square Roots/Non-Variable Only)
Simplifying Non-Variable Radical Expressions of Higher Degree

Simplifying

Multiplication of Fractions
Simplifying Variable Expressions

Slope

How the Numeric Value of Slope is Related to Its Steepness

Solving

Equations

Solving Equations Using the DUR Method
Solving Equations Using the Ti-83-Ti84 (Graphical Method)
Solving Literal Equations (Basic)
Solving Literal Equations (Collecting Like Terms Required)
Solving Proportions (Cross Multiplication)
Solving Proportions (Cross Multiplication) ...problems involving Distribution

Inequalities

AND/OR Logic
Flipping the Symbol When We Divide by a Negative
Solving Inequalities in One Variable
Solving And Inequalities
Solving Or Inequalities


TI-83/84 Plus Support


Doing a Screen Capture From Your TI-83/4 to Your Computer
Entering a Data Set to Retrieve a Five-Piece Data Report (Min, Q1, Median, Q3, Max) and More
Solving Equations Using the Ti-83-Ti84 (Graphical Method)

Transformations

Graphing a Function Using a Transformation of the Parent Function
Writing the Equation of a Function Given It Graph