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Unit Plan
Stefan Warner and Steven R. Costenoble

Finite Mathematics & Applied Calculus: Factoring Algebraic Expressions: Factoring Quadratics

For Students 9th - 10th Standards
The tutorial investigates how to factor quadratic equations. Students learn about the concept through class notes, examples, and practice problems.
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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...
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Handout
CK-12 Foundation

Ck 12: Algebra: Factoring Polynomials Study Guide

For Students 9th - 10th Standards
This comprehensive study guide highlights the main terms and formulas needed to review factoring polynomials. Examples are included.
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Unit Plan
CK-12 Foundation

Ck 12: Algebra: Factoring Polynomials

For Students 9th - 10th Standards
[Free Registration/Login may be required to access all resource tools.] Combine polynomial factoring techniques to completely factor polynomials.
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Handout
University of Guelph

University of Guelph: Physics Tutorials: Algebra

For Students 9th - 10th Standards
This site reviews factoring quadratics, factoring higher order polynomials, and partial fractions.
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Activity
Lawrence Hall of Science

The Math Page: Skill in Algebra: Factoring Trinomials

For Students 9th - 10th
Here is a site that clearly and thoroughly explains factoring trinomials, including those with leading coefficient other than 1. There are example problems solved, problems for the student to attempt, and answers to the student problems....
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Unit Plan
CK-12 Foundation

Ck 12: Algebra: Factorization of Quadratic Expressions

For Students 9th - 10th Standards
[Free Registration/Login may be required to access all resource tools.] This lesson covers factoring quadratics when the leading coefficient is not one. Students can watch a video on factoring and then practice by attempting the problems...
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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.
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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.
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Activity
Lawrence Hall of Science

The Math Page: Skill in Algebra: Common Factor

For Students 9th - 10th
Here is a site that thoroughly explains many topics related to factoring out the greatest common factor from a sum or a polynomial expression. There are example problems, problems for the student to attempt, and answers to the student...
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Activity
Cool Math

Coolmath: Factoring Polynomials by Grouping

For Students 6th - 9th
This algebra lesson explains how to factor by grouping.
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Activity
Cool Math

Coolmath: Complex Numbers Factoring the Sum of Two Squares

For Students 5th - 9th
Use this algebra lesson to learn how to factor the sum of two squares.
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Website
Cool Math

Coolmath: Pre Calculus Freaky Factoring

For Students 9th - 10th Standards
This CoolMath resource provides a review of factoring polynomials and an introduction to factoring exponents that are fractions.
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Website
Cool Math

Coolmath: Solving Quadratic Equations by Factoring

For Students 9th - 10th
This CoolMath resource will help students solve quadratic equations by factoring.
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Activity
Math Medics

S.o.s. Math: Factoring: Some Special Cases

For Students 9th - 10th
In this lesson, special cases of factoring are described, including perfect squares, difference of squares, and difference and sum of cubes. Exercises with answers included.
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Handout
Oswego City School District

Regents Exam Prep Center: Factoring the Difference of Two Perfect Squares

For Students 9th - 10th
Use this site to learn the trick to factoring when the polynomial is a difference of two perfect squares. The site contains examples that are easy to follow.
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Activity
Varsity Tutors

Varsity Tutors: Hotmath: Algebra Review: Factoring

For Students 9th - 10th Standards
Find a quick, concise explanation of factoring. Several examples are given and clearly explained.
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eBook
Math Planet

Math Planet: Algebra 2: How to Solve Quadratic Equations

For Students 9th - 10th Standards
Gain an understanding of how to use factoring to solve a quadratic equation by viewing examples and a video lesson. [2:13]
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eBook
CK-12 Foundation

Ck 12: Algebra Ii: 1.9 Sum and Difference of Cubes

For Students 9th - 10th
This section expands on the process of factoring to certain types of polynomials. In particular, it investigates how to find the sum and difference of cubed numbers and terms, and it will use volume of cubes to model this process.
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Activity
Sophia Learning

Sophia: Factoring Special Products: Perfect Square Trinomials

For Students 9th - 10th
Solve perfect trinomial squares by factoring and explore the difference of perfect squares.
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Handout
Math Medics

S.o.s. Math: Factoring Over the Complex Numbers

For Students 9th - 10th Standards
S.O.S. Math provides information, including examples, on factoring over the complex numbers.
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Lesson Plan
Annenberg Foundation

Annenberg Learner: The X Factor Trinomials and Algebra Tiles

For Teachers 9th - 10th
This is the first of two algebra lesson plans from Annenberg Learning. Find plans to teach students how to factor trinomials. This lesson plan is part of a larger workshop for teachers that offer insights into teaching algebra.
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Unit Plan
CK-12 Foundation

Ck 12: Find Imaginary Solutions: Fundamental Theorem of Algebra

For Students 11th - 12th Standards
[Free Registration/Login may be required to access all resource tools.] Here you will learn about the Fundamental Theorem of Algebra, and how to apply it to various functions. You will also review using the quadratic equation to find...
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Handout
Math Medics

S.o.s. Math: Fundamental Theorem of Algebra

For Students 9th - 10th Standards
This lesson takes a look at the Fundamental Theorem of Algebra. It gives information on solving multiplicity of roots and quadratic polynomials. Also gives a brief history and provides some learning exercises to practice.

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