Intermediate Algebra Lessons
Absolute Value Functions: How to Graph
Arithmetic Sequence: Definition
Arithmetic Sequence: Practice Problems
Completing the Square (Step by Step)
Completing the Square (More Examples)
Dividing Polynomials: Long Division Method
Dividing Polynomials: Synthetic Division Method
Domain and Range of Linear and Quadratic Functions
Domain and Range of Radical and Rational Functions
Even, Odd, and Neither Functions
Factorial: Notation, Formula, and Examples
Factorial: Simplifying with Variables
Factoring Binomial: Sum/Difference of Two Cubes
Factoring Binomial: Sum/Difference of Two Cubes (Practice Problems)
Factoring Binomial: Difference of Two Squares
Factoring Binomial: Difference of Two Squares (Practice Problems)
Factoring Trinomial: “Box” Method
Factoring Trinomial: Easy Case
Factoring Trinomial: Hard Case
Graphing a Line (Quick Summary)
Graph a Line Using Slope and y-Intercept
Graph a Line Using Table of Values
Graph a Line Using x and y Intercepts
Graphing Linear Inequalities: Examples
Graphing System of Linear Inequalities
Graphing Vertical and Horizontal Lines
Linear Equations: Solving Two-Step Equations
Linear Equations: Solving Multi-Step Equations
Linear Inequalities: Solving Multi-Step Linear Inequalities
Parallel and Perpendicular Lines: Find Their Equations
Parallel and Perpendicular Lines: Their Slopes
Polynomials: Addition and Subtraction
Polynomials: Multiplying Binomials using FOIL Method
Quadratic Formula: How to Derive
Radical Expressions: Adding and Subtracting
Radical Expressions: Multiplying
Radical Expressions: Rationalizing the Denominator
Radical Expressions: Simplifying
Slope of a Straight Line: Types of Slope
Slope of a Straight Line: Slope Formula
Straight Line: Slope-Intercept Form
Straight Line: Point-Slope Form
Systems of Equations: Substitution Method
Systems of Equations: Elimination Method
Solving Quadratic Equations by Square Root Method
Solving Quadratic Equations by Factoring Method
Solving Quadratic Equations by the Quadratic Formula