Khan Academy
Khan Academy: Algebra Ii: Recognizing a Perfect Square Quadratic
Demonstrates how to solve a quadratic equation by factoring where the first step is to set the equation equal to zero. The quadratic polynomial in the example is a perfect square trinomial. [3:19]
Khan Academy
Khan Academy: Algebra: Factoring Special Products
Demonstrates how to solve quadratic equations by factoring. Four equations are solved some involving special products including perfect square trinomials and difference of squares. This video also appears in the Algebra: ck12.org strand....
Khan Academy
Khan Academy: Algebra: Solving a Quadratic by Factoring
Video demonstrates how to solve quadratic equations by factoring. Three example problems are solved and the connection is shown between the solution and graph of an equation. [9:12]
Khan Academy
Khan Academy: Algebra: Quadratic Equations in Standard Form
Identifies the standard form of a quadratic equation and models how to put a given quadratic equation into standard form, ax^2 + bx + c = 0, and identify the values of a, b, and c. [2:21]
Khan Academy
Khan Academy: Algebra: Solving Quadratic Equations by Square Roots
Video shows how to solve a quadratics in a certain form by isolating the squared term and taking the square root of both sides. Examples help lead into solving quadratics by completing the square. [11:03]
Khan Academy
Khan Academy: Algebra I: Simple Quadratic Equation
Demonstrates how to solve a quadratic equation with no bx term by using the square root property. [2:18]
Virtual Nerd
Virtual Nerd: Solving Quadratic Equations by Inspection, Taking Square Roots
Pick from a variety of tutorials to teach how to solve quadratic equations using various methods.
Sophia Learning
Sophia: Factoring Quadratic Equations When a Not Equal to 1: Lesson 1
This lesson will review how to factor and solve a quadratic equation when a not equal to 1. It is 1 of 5 in the series titled "Factoring Quadratic Equations when a not equal to 1."
Sophia Learning
Sophia: Solve Quadratic Equations by Graphing on a Calculator: Lesson 1
This lesson will demonstrate how to graph a quadratic equation and locate the roots on a graphing calculator. It is 1 of 4 in the series titled "Solve Quadratic Equations by Graphing on a Calculator."
Virtual Nerd
Virtual Nerd: How Do You Make a Table for a Quadratic Function?
When you're trying to graph a quadratic equation, making a table of values can be really helpful. Take a look at this tutorial to see how it's done. [6:19]
Virtual Nerd
Virtual Nerd: How Do You Solve a Quadratic Equation by Factoring?
This video explains how to use the zero product property to factor and solve a quadratic equation. [5:36]
Sophia Learning
Sophia: Solving Quadratic Equations Using Zero Property of Multiplication
Demonstrates how to use the zero product property to solve quadratic equations. [9:50]
Virtual Nerd
Virtual Nerd: Convert a Quadratic Equation From Vertex Form to Standard Form
If you want to solve a quadratic equation that's in vertex form, it's easier to first convert the equation to standard form. This tutorial will show you how. [4:15]
Virtual Nerd
Virtual Nerd: How Do You Graph a Quadratic Equation With No Solution?
Watch this tutorial to learn how to graph a quadratic equation to find the solution. [7:48]
Khan Academy
Khan Academy: Solving a Quadratic Equation by Factoring
Watch a short video on how to solve quadratic equations with factoring.
Khan Academy
Khan Academy: Quadratic Odds and Ends: Ca Algebra I: Factoring Quadratics
This video demonstrates an understanding of factoring quadratic equations.
Khan Academy
Khan Academy: Solving a Quadratic Equation by Factoring
Solving quadratic equations by factoring.
Khan Academy
Khan Academy: Completing the Square: Example 2: Completing the Square
Using the completing the square to find the roots of the quadratic equation.
Khan Academy
Khan Academy: Example 4: Solving a Quadratic Equation by Factoring
Applications Problem Factoring Quadratics.
Khan Academy
Khan Academy: Completing the Square: Example 5: Completing the Square
Completing the Square to Solve Quadratic Equations.
Sophia Learning
Sophia: Quadratic Equations With One Solution
Use a graph to recognize when there is only one real solution of a quadratic equation. Assess learning with a quiz.
Randy Thomas
Solving Quadratic Equations With Complex Solutions
This tutorial discusses solving quadratic equations using square roots, completing the square, and the quadratic formula. Problems which previously had no solution can now be solved with the inclusion of the complex number system....