Website
Cool Math

Coolmath: Solving Quadratic Equations by Factoring

For Students 9th - 10th
This CoolMath resource will help students solve quadratic equations by factoring.
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Solving Problems by Factoring

For Students 10th - 12th
[Free Registration/Login may be required to access all resource tools.] This lesson covers solving quadratic equations by factoring.
Unit Plan
Wyzant

Wyzant: Solve by Factoring

For Students 9th - 10th Standards
This resource examines how to solve equations by factoring and provides step-by-step solutions. Includes links to an equation calculator and practice problems.
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Solving Problems by Factoring

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] Apply quadratic factoring techniques to solve real-world problems.
Activity
Varsity Tutors

Varsity Tutors: Hotmath: Solving Quadratic Equations by Finding Square Roots

For Students 9th - 10th
Twenty-one problems where students practice solving quadratic equations by factoring.
Unit Plan
Texas Education Agency

Texas Gateway: Solving Quadratic Equations Using Algebraic Methods

For Students 9th - 10th Standards
Given a quadratic equation, the student will solve the equation by factoring, completing the square, or by using the quadratic formula.
Unit Plan
Other

Algebra Class: Solving and Graphing a Quadratic Equation

For Students 9th - 10th
Math teacher provides a unit on quadratic equations in which she explains the concepts of solving and graphing quadratic equations through numerous examples and graphs. Hyperlinks are available to each step that ultimately leads to...
Handout
Paul Dawkins

Paul's Online Notes: Algebra: Quadratic Equations Part I

For Students 9th - 10th
Detailed math tutorial features notes and examples that illustrate how to solve quadratic equations by factoring and the square root property.
Unknown Type
Khan Academy

Khan Academy: Solve Equations Using Structure

For Students 9th - 10th
Solve advanced equations by strategically using quadratic factorization methods.
Unit Plan
Oswego City School District

Regents Exam Prep Center: Quadratic Equations

For Students 9th - 10th
Includes lesson, practice exercise, and teacher resource on how to factor quadratic equations. You'll find examples for using the factoring and graphing methods for solving, a twelve-question quiz with hints and answers, and a suggested...
Unit Plan
Wyzant

Wyzant: Factoring Completely

For Students 9th - 10th
The resource examines the algebra topic of solving equations. Students view the tutorial to review how to solve by factoring. The lesson consists of the greatest common factor, difference between two squares, and trinomial techniques. An...
Lesson Plan
Other

Nearpod: Quadratic Equations: Intro & Factoring

For Teachers 9th - 10th
In this lesson, students will learn the main parts of a parabola and solve quadratic equations by factoring.
Unit Plan
Khan Academy

Khan Academy: Solve Quadratics by Factoring

For Students 9th - 10th Standards
Solve quadratic equations of the form ax^2+bx+c=0 that can be rewritten according to their linear factors. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Factorization Using Perfect Square Trinomials

For Students 9th - 10th Standards
[Free Registration/Login may be required to access all resource tools.] Factor perfect square trinomials and the difference of two squares and solve quadratic equations by factoring.
Unit Plan
Lawrence Hall of Science

The Math Page: Skill in Algebra: Quadratic Equations

For Students 9th - 10th Standards
Here is a site that clearly and thoroughly explains the quadratic equations, including how to solve them by factoring, completing the square, and using the quadratic formula. There are example problems solved, problems for the student to...
Unit Plan
Khan Academy

Khan Academy: Solve Quadratics by Factoring (Intro)

For Students 9th - 10th
Solve quadratic equations of the form x^2+bx+c=0 that can be rewritten according to their linear factors. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Factorization Using Difference of Squares

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] Factor the difference of two squares and perfect square trinomials and solve quadratic polynomial equations by factoring.
Unknown Type
Khan Academy

Khan Academy: Quadratics by Factoring

For Students 9th - 10th
Solve quadratic equations of the form ax^2+bx+c=0 that can be rewritten according to their linear factors.
Handout
Purple Math

Purplemath: Solving Quadratic Equations by Factoring

For Students 9th - 10th
Demonstrates how to solve quadratics using factoring (that is/the Zero-Product Property). Provides worked examples/and warnings about common mistakes.
Activity
Wyzant

Wyzant: Solve by Factoring Worksheet

For Students 9th - 10th
Learners complete a worksheet on solving equations by factoring. An example problem and answer sheet is included.
Activity
Help Algebra

Help algebra.com: Solving Quadratics by Factoring

For Students 9th - 10th Standards
Tips for factoring quadratics are given and demonstrated in several examples. The examples include quadratics that have both two and three terms.
Unit Plan
Khan Academy

Khan Academy: Solve Equations Using Structure

For Students 9th - 10th
Solve advanced equations by strategically using quadratic factorization methods. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Unit Plan
Oswego City School District

Regents Exam Prep Center: Quadratic Equations, Discriminant, Quadratic Formula

For Teachers 9th - 10th Standards
A wealth of resources for teachers planning classroom instruction on quadratic equations, discriminant, and the quadratic formula: six lessons covering various ways to solve equations, complete with definitions and step-by-step solutions...
Activity
Texas Instruments

Texas Instruments: Quadratic Equations

For Teachers 9th - 10th
Students solve quadratic equations by factoring and finding square roots, as well as by graphing.