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)
Distance Formula Practice Problems with Answers
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
Interval Notation Practice Problems with Answers
Literal Equations Practice Problems with Answers
Multi-Step Equations Practice Problems with Answers
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
Solving Quadratic Equations by Completing the Square
Substitution Method Practice Problems with Answers
The Quadratic Formula Practice Problems with Answers