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Algebra
Online algebra video lessons to help students with the concepts, equations and calculator use, to improve their math problem solving skills while they study their Algebra 1 homework and worksheets.
Pre-Algebra
- Order of Operations
- Percents
- Defining Variables
- Additive and Multiplicative Inverses
- Simplifying Expressions and Combining Like Terms
Solving Equations
- Solving Single-step Equations
- Solving Two-step Equations
- Solving Multi-step Equations
- Solving Equations with a Variable on Both Sides
- Ratios
- Proportions
- Solving Literal Equations
- Percent Change
Solving and Graphing Inequalities
- Linear Inequalities
- Solving and Graphing Inequalities using Addition or Subtraction
- Solving and Graphing Inequalities using Multiplication or Division
- Solving and Graphing Multistep Inequalities
- Solving and Graphing Compound Inequalities
- Graphing 2 Variable Inequalities
Absolute Value
- Definitions and Applications of Absolute Value
- Absolute Value Equations
- Absolute Value Inequalities
- Absolute Value Inequality Graphs in Two Variables
- Shifts in Absolute Value Graphs
Graphs and Functions
- Plotting Points and Naming Quadrants
- Interpreting Graphs
- Relations and Determining Whether a Relation is a Function
- Function Notation
- Connecting Graphs, Tables, and Equations
- Writing an Equation to Describe a Table
- Writing an Equation to Describe Pictures
- Domain and Range
Linear Equations and Their Graphs
- Definition of Slope
- Finding the Slope of a Line from a Graph
- Finding the Slope of a Line from 2 Points
- Finding the Slope of a Line from an Equation
- Writing Equations in Slope-Intercept Form
- Graphing Lines using a Table of Values
- Applications of Linear Equations
- Standard Form of Linear Equations
- Intercepts of Linear Equations
- Graphing Lines using Intercepts
- Point-Slope Form of Linear Equations
- Parallel and Perpendicular Lines
- Direct Variation
- Inverse Variation
- Finding the Equation of a Graphed Line
- How to Graph a Line using y=mx+b
Solving Systems of Equations
Word Problems Using Systems of Equations
- Mixture Problems
- Rate Word Problems
- Work Word Problems
- Coin Word Problems
- Age Word Problems
- Sum of Digits
- Percent Concentrations
- Selling Multiple Items
Exponents
- Introduction to Exponents
- Multiplication and Division Properties of Exponents
- Zero and Negative Exponents
- Scientific Notation
- Simplifying Expressions with Exponents
Polynomials
- Polynomial Vocabulary
- Adding and Subtracting Polynomials
- Multiplying Monomials and/or Binomials and FOIL
- Multiplying Polynomials using Area Models
- Multiplying Larger Degree Polynomials using Distributing
- Multiplying Polynomials: Special Cases
Factoring
- Greatest Common Factors
- Difference of Perfect Squares
- Factoring Trinomials, a = 1
- Factoring Trinomials, a is not 1
- Factoring: Special Cases Part I
- Factoring: Special Cases Part II
Quadratic Equations and Functions
- Exploring Quadratic Graphs
- Graphing Quadratic Equations
- Vertical and Horizontal Shifts of Quadratic Graphs
- Dilations of Quadratic Graphs
- Vocabulary of Quadratic Polynomials
- Solving Quadratic Equations by Factoring
- Solving Quadratic Equations Using Square Roots
- Completing the Square
- The Quadratic Formula
- The Discriminant
- The Vertex and Axis of Symmetry
- Applications of Quadratic Equations
Radical Expressions and Equations
- Simplifying Radical Expressions
- Adding and Subtracting Radical Expressions
- Multiplying and Distributing Radical Expressions
- Dividing Radicals and Rationalizing the Denominator
- Solving Radical Equations
- Graphing Radical Equations using a Table
- Graphing Radical Equations using Shifts
- Estimating Square Roots
- Cube Roots
Rational Expressions and Functions
- Introduction to Rational Functions
- Simplifying Rational Functions with Factoring and GCFs
- Multiplying and Dividing Rationals
- Dividing Polynomials
- Adding and Subtracting Rational Expression
- Solving Rational Equations with Like Denominators
- Solving Rational Equations with Unlike Denominators
