Activity
Discovery Education

Discovery Education: Web Math: Factor a Polynomial With Three Terms Trinomials

For Students 9th - 10th Standards
This WebMath site allows a student to type in any trinomial and find the factorization of that trinomial and an explanation.
Activity
Texas Instruments

Texas Instruments: Polynomial Root Finder App

For Teachers 9th - 10th Standards
This App allows students to calculate real and complex roots for polynomials up to degree 30 using eigenvalues and easily graph polynomials.
Unknown Type
Khan Academy

Khan Academy: Factor Polynomials: Quadratic Methods

For Students 9th - 10th Standards
Factor polynomials that can be factored as the product of a monomial and a quadratic expression, then further factor the quadratic expression.
Activity
Other

Interactive Algebra: Factoring With Negatives

For Students 9th - 10th
These randomly generated polynomials allow you practice factoring. Some of the polynomials contain leading coefficients that are negative. Hints are available when needed and, when ready, you can check your answer.
Activity
Other

Interactive Algebra: Factoring Helper

For Students 9th - 10th
This interactive site allows you to enter a quadratic expression and work through the steps of factoring. Hints and the answer are available to help with the process.
Activity
Help Algebra

Help algebra.com: Factoring Polynomials

For Students 9th - 10th
Several types of factoring are covered in this article, including common factors, grouping, special factors, and completing the square. The examples include detailed explanations of the factoring process.
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Factor Polynomials Using Special Products

For Students 10th - 12th
[Free Registration/Login may be required to access all resource tools.] This lesson covers factoring perfect square trinomials and the difference of squares.
Website
Other

Quick Math: Factor Polynomials

For Students 9th - 10th Standards
The process of factoring is essential to the simplification of many algebraic expressions and is a useful tool in solving higher degree equations. In fact, the process of factoring is so important that very little of algebra beyond this...
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.
eBook
Math Planet

Math Planet: Monomials and Adding or Subtracting Polynomials

For Students 6th - 8th
Gain an understanding of how to add or subtract polynomials by viewing an example and a video lesson.
Unit Plan
CK-12 Foundation

Ck 12: Find Imaginary Solutions

For Students 10th - 12th Standards
[Free Registration/Login may be required to access all resource tools.] In this lesson, students are finding complex roots of polynomials and applications of the Fundamental Theorem of Algebra. Students examine guided notes, review...
Handout
Math2

Math2.org: Polynomial Identities

For Students 9th - 10th
This resource provides a list of polynomial identities, including formulas for squaring a binomial, FOILing a trinomial, factoring a difference of two squares, factoring a sum or difference of two cubes, and the Quadratic Formula.
Activity
Wyzant

Wyzant: Factoring a Gcf From an Expression

For Students 9th - 10th
This tutorial demonstrates how to factor the GCF out of a polynomial expression. An online worksheet is provided for extra practice.
PPT
Sophia Learning

Sophia: Zeros and Their Multiplicities: Lesson 1

For Students 9th - 10th Standards
This lesson demonstrates how to use factoring to find the zeros of a polynomial function, and explains how to tell if a particular zero occurs more than once. It is 1 of 6 in the series titled "Zeros and Their Multiplicities." Includes...
Activity
Interactive Mathematics

Interactive Mathematics: Factoring and Fractions

For Students 9th - 10th Standards
Polynomials are the focus of these lessons, concentrating on factoring and special products to work with rational expressions. Interactive tools of Live Math and Scientific Notebook are used to provide animated solutions to the examples....
Activity
Varsity Tutors

Varsity Tutors: Hotmath: Algebra Review: Factoring by Grouping

For Students 9th - 10th
Find a quick, concise explanation of how to factor by grouping. Several examples are given and clearly explained.
Activity
Varsity Tutors

Varsity Tutors: Hotmath: Algebra Review: Factoring Monomials

For Students 9th - 10th Standards
Find a quick, concise explanation of how to factor monomials. An example is given and clearly explained.
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Factoring by Grouping

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] Group terms in quadratic expressions to help completely factor them.
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Factoring by Grouping

For Students 8th - 9th
[Free Registration/Login may be required to access all resource tools.] Learn how to factor quadratic expressions by grouping.
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Factoring by Grouping

For Students 9th - 10th Standards
[Free Registration/Login may be required to access all resource tools.] Group terms in quadratic expressions to help completely factor them.
Activity
National Council of Teachers of Mathematics

The Math Forum: Ask Dr. Math: Polynomial Inequality Problem

For Students 9th - 10th Standards
This site from Drexel University answers student question about solving polynomial inequalities, "Dr. Math" provides a fairly thorough explanation in how to solve such problems.
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.
Lesson Plan
Google

Google for Education: Measuring Complexity of Function or Algorithm

For Teachers 9th - 10th Standards
In this lesson, students learn how to measure the complexity of the function or algorithm in a math problem and understand how this applies to real world situations.
Handout
Purple Math

Purplemath: Factoring Polynomials: How To

For Students 9th - 10th Standards
Demonstrates the steps involved in factoring a general polynomial, including using the Rational Roots Test and synthetic division. Shows how to "cheat" with a graphing calculator.