Instructional Video
Sophia Learning

Sophia: Solve Quadratic Equations by Graphing on a Calculator: Lesson 1

9th - 10th
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."
Instructional Video
Khan Academy

Khan Academy: Completing the Square

9th - 10th Standards
Solving a quadratic by completing the square.
Instructional Video
Virtual Nerd

Virtual Nerd: How Do You Make a Table for a Quadratic Function?

9th - 10th
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]
Instructional Video
Virtual Nerd

Virtual Nerd: How Do You Solve a Quadratic Equation by Factoring?

9th - 10th Standards
This video explains how to use the zero product property to factor and solve a quadratic equation. [5:36]
Instructional Video
Sophia Learning

Sophia: Solving Quadratic Equations Using Zero Property of Multiplication

9th - 10th Standards
Demonstrates how to use the zero product property to solve quadratic equations. [9:50]
Instructional Video
Virtual Nerd

Virtual Nerd: Convert a Quadratic Equation From Vertex Form to Standard Form

9th - 10th Standards
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]
Instructional Video
Virtual Nerd

Virtual Nerd: How Do You Graph a Quadratic Equation With No Solution?

9th - 10th
Watch this tutorial to learn how to graph a quadratic equation to find the solution. [7:48]
Instructional Video
Khan Academy

Khan Academy: Solving a Quadratic Equation by Factoring

9th - 10th
Watch a short video on how to solve quadratic equations with factoring.
Instructional Video
Khan Academy

Khan Academy: Quadratic Odds and Ends: Ca Algebra I: Factoring Quadratics

9th - 10th Standards
This video demonstrates an understanding of factoring quadratic equations.
Instructional Video
Khan Academy

Khan Academy: Solving a Quadratic Equation by Factoring

9th - 10th
Solving quadratic equations by factoring.
Instructional Video
Khan Academy

Khan Academy: Completing the Square: Example 2: Completing the Square

9th - 10th Standards
Using the completing the square to find the roots of the quadratic equation.
Instructional Video
Khan Academy

Khan Academy: Example 4: Solving a Quadratic Equation by Factoring

9th - 10th
Applications Problem Factoring Quadratics.
Instructional Video
Khan Academy

Khan Academy: Completing the Square: Example 5: Completing the Square

9th - 10th Standards
Completing the Square to Solve Quadratic Equations.
Instructional Video
Khan Academy

Khan Academy: Completing the Square

9th - 10th Standards
A video showing how to complete the square.
Instructional Video
Sophia Learning

Sophia: Quadratic Equations With One Solution

9th - 10th
Use a graph to recognize when there is only one real solution of a quadratic equation. Assess learning with a quiz.
Instructional Video
Randy Thomas

Solving Quadratic Equations With Complex Solutions

9th - 10th Standards
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....
Instructional Video
Sophia Learning

Sophia: Quadratic Equations in the Real World

9th - 10th
Use real world applications to set up and solve quadratic equations then take a quiz to check understanding. [18:35]
Instructional Video
Other

How to Get the Equation of a Parabola Given Its Intercepts and a Point

9th - 10th
This video by teacher Nathan Oldridge explains how to determine the quadratic equation of a parabola from its intercepts and a point on the graph. Video is accompanied by a running transcript. [5:54]
Instructional Video
Khan Academy

Khan Academy: Quadratic Odds and Ends: Introduction to the Quadratic Equation

9th - 10th Standards
The video demonstrates how to use the quadratic equation to solve second degree polynomials.
Instructional Video
Khan Academy

Khan Academy: The Quadratic Formula: Example: Quadratics in Standard Form

9th - 10th Standards
Identifies the standard form of a quadratic equation and models how to put a given quadratic equation into standard form
Instructional Video
Khan Academy

Khan Academy: Quadratic Odds and Ends/ Quadratic Roots

9th - 10th Standards
This video shows working with quadratic equations including identifying zeros from a graph, graphing quadratic equations, determining the number of x-intercepts and solving application problems.
Instructional Video
Khan Academy

Khan Academy: Quadratic Odds and Ends: Quadratic Equation Part 2

9th - 10th Standards
A video showing examples of solving equations using the quadratic equation.
Instructional Video
Khan Academy

Khan Academy: Algebra: Introduction to the Quadratic Equation

9th - 10th Standards
Students learn about the quadratic equation. The resource examines how to use the quadratic equation to solve second degree polynomials. The video tutorial investigates the mathematics concept through detailed notes and examples.
Instructional Video
Khan Academy

Khan Academy: Algebra: Quadratic Equation 2

9th - 10th
Students learn how to solve equations using the quadratic equation. The video tutorial investigates the mathematics concept through detailed notes and examples.