CK-12 Foundation
Ck 12: Algebra: Polynomials and Factoring
[Free Registration/Login may be required to access all resource tools.] Recognize and identify monomials, binomials and trinomials
Annenberg Foundation
Annenberg Learner: The X Factor Trinomials and Algebra Tiles
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.
Oswego City School District
Regents Exam Prep Center: Factoring the Difference of Two Perfect Squares
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.
Texas Instruments
Texas Instruments: Introduction to Some Algebra Concelpts Using Cas
This series of activities provides an introduction to some Algebra concelpts using CAS. The activities start with Algebra tiles and CAS. Patterning is modelled for the students so that they can construct the knowledge rather than be...
University of Saskatchewan (Canada)
University of Saskatchewan: Algebra 1 Review
A more advanced review of algebra concepts and practice review problems ranging from the basic rules of algebra to polynomials. A good test of readiness for higher level math courses.
Lawrence Hall of Science
The Math Page: Skill in Algebra: The Difference of Two Squares
Here is a site that clearly and thoroughly explains factoring and multiplying a difference of two squares. There are example problems solved, problems for the student to attempt, and answers to the student problems. A set of cumulative...
Other
Karl's Calculus Tutor: Algebra Concepts Polynomials
This site gives a brief explanation to topics that are prerequisites to studying calculus. Among these operations factoring of polynomials. Special polynomials such as conjugates and differences of squares are also mentioned.
Khan Academy
Khan Academy: Factoring Quadratics Intro
Factor quadratics of the form x squared+bx+c. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Math Planet
Math Planet: Algebra 1: Special Products of Polynomials
Gain an understanding of special products of polynomials by viewing examples and a video lesson. [1:19]
Math Medics
S.o.s. Math: Factoring and Roots of Polynomials
This lesson describes a great number of topics. It gives examples and explains how to factor trinomials and other polynomials.
Math Medics
S.o.s. Math: Algebraic Identities
This online tutorial contains the binomial formula and examples.
ClassFlow
Class Flow: Factoring Trinomials
[Free Registration/Login Required] This flipchart shows a process for factoring trinomials. It includes a partner activity and questions that can be used with the Activotes.
Math Planet
Math Planet: Factor Polynomials of the Form of X^2 + Bx + C
This resource is about factorizing trinomials of the form x^2+bx+c by making them into a product of two binomials x^2+bx+c=(x+m)(x+n) where m+n=b and m*n=c
Khan Academy
Khan Academy: Special Products of Binomials Intro
Find perfect squares of the forms (x+a)squared and (x-a)squared, and differences of squares of the form (x+a)(x-a). Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Math2
Math2.org: Polynomial Identities
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.