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Intermediate Algebra or Algebra II

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Videos, solutions, worksheets, and activities to help Algebra students
Common Core Math Algebra

Need help in Algebra II or Intermediate Algebra?
We have a series of free, online Intermediate Algebra Lessons or Algebra II lessons.

  • Linear Equations & Applications
    Linear Equations
    Solving Linear Equations
    Solving for a Parameter in a Linear Equation
    Applied Linear Equations: Geometry Problem
    Applied Linear Equations: Mixture Problem

    Applied Linear Equations
    Applied Linear Equations: Investment Problem
    Applied Linear Equations: Tax Problem
    Applied Linear Equations: Distance Problem
    Applied Linear Equations: Collection or Coin Problem
    Applied Linear Equations: Consecutive Numbers
  • Quadratic Equations & Quadratic Formula
    Quadratic Equations
    Vocabulary of Quadratic Polynomials
    Solving Quadratic Equations by Factoring
    Solving Quadratic Equations Using Square Roots
    Solving a Quadratic by Completing the Square

    Quadratic Formula
    Deriving the Quadratic Formula
    Overview of the Different Methods of Solving a Quadratic Equation
    The Discriminant of a Quadratic Equation
    Solving Quadratic Equations in Disguise
  • Parabolas & Quadratic Graphs
    Graphing Parabolas
    Introduction to Parabolas
    Finding the Vertex of a Parabola by Completing the Square
    Finding Intercepts, Domain, Range & Vertex of a Parabola
    Finding the Maximum or Minimum of a Quadratic

    Graphing a Horizontal Parabola
    Dilations of Parabolas or Quadratic Graphs
    Focus & Directrix of a Parabola

    Quadratic Inequality
    Graphing a Quadratic Inequality
    Solving a Quadratic Inequality using a Sign Chart

  • Roots & Radicals
    Introduction to Radicals
    Radicals & Absolute Values

    Rational Exponents
    Rational Exponents
    Evaluating Rational Exponents
    Rational Exponents with Negative Coefficients
    Rules for Rational Exponents

    Radical Expressions & Equations
    Simplifying Radicals using Rational Exponents
    Multiplying Radicals of the Same Root
    Multiplying Radicals of Different Roots

    Rationalize Denominator
    Rationalizing the Denominator with Higher Roots
    Rationalizing a Denominator with a Binomial
    Solve an Equation with Radicals
  • Complex Numbers
    Imaginary Numbers
    Introduction to Imaginary Numbers
    Adding & Subtracting Complex Numbers
    Multiplying Complex Numbers
    Dividing Complex Numbers
    Powers of i
  • Matrices
    Introduction to Matrices
    Matrix Operations
    Matrix Multiplication
    Augmented Matrices
  • Conic Sections
    Introduction to Conic Sections
    The Parabola
    The Circle
    The Ellipse

    The Hyperbola
    Transformations of a Hyperbola
    Conic Section Formulas & Equations

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You can use the free Mathway calculator and problem solver below to practice Algebra or other math topics. Try the given examples, or type in your own problem and check your answer with the step-by-step explanations.

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