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Unit Plan
CK-12 Foundation

Ck 12: Algebra: Zero Product Principle

For Students 8th - 9th
[Free Registration/Login may be required to access all resource tools.] Use the Zero Product Principle to solve polynomial equations.
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Unit Plan
Texas A&M University

Wtamu Virtual Math Lab: College Algebra: Quadratic Equations

For Students 9th - 10th Standards
A detailed tutorial that will guide you through various methods for solving quadratic equations: factoring, square root, completing the square, and quadratic formula. Follow step-by-step examples, view video problem-solving...
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Activity
Help Algebra

Help algebra.com: Factoring Polynomials

For Students 9th - 10th
A detailed description of how to factor several types of polynomials is presented. Examples are provided to demonstrate the process.
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Activity
Math Medics

S.o.s. Math: Algebraic Identities

For Students 9th - 10th Standards
This online tutorial contains the binomial formula and examples.
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Activity
Wyzant

Wyzant: Factoring a Trinomial

For Students 9th - 10th
The resource consists of a worksheet, answer sheet, and example problem on factoring trinomials.
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Activity
Wyzant

Wyzant: Factoring a Difference Between Two Squares Worksheet

For Students 9th - 10th
The resource consists of a worksheet, answer sheet, and example problem on factoring expressions as a difference between two squares.
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Activity
Wyzant

Wyzant: Factoring a Gcf From an Expression

For Students 9th - 10th Standards
Students review factoring a greatest common factor from an expression. The handout consists of an example and answer sheet.
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Handout
Purple Math

Purplemath: Simple Factoring

For Students 9th - 10th Standards
Demonstrates how to factor simple polynomial expressions such as "2x + 6".
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Handout
Purple Math

Purplemath: Special Factoring: Differences of Squares

For Students 9th - 10th Standards
Demonstrates how to use the formula for finding the differences of squares, and warns against trying to factor a sum of squares.
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Activity
Wolfram Research

Wolfram Mathworld: Polynomial Factorization

For Students 9th - 10th Standards
This site discusses factoring of polynomials, giving a general definition, and many links to satisfy unfamiliar terminology. There are however very few examples.
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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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Lesson Plan
Alabama Learning Exchange

Alex: Factoring Fanatic

For Teachers 9th - 10th
This activity is designed to give students practice in "finding" the correct factors to use when attempting to factor a trinomial. The students are provided with a Tic-Tac sheet to help them discover the relationship or pattern between...
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Activity
Wyzant

Wyzant: Simplifying Using the Foil Method

For Students 9th - 10th
WyzAnt provides color coded examples for the foil method of factoring.
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Activity
Interactive Mathematics

Interactive Mathematics: Common Factor & Difference of Squares

For Students 9th - 10th
These easy to follow examples demonstrate how to factor algebraic expression using GCF and difference of squares.
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Activity
Other

Dan's Math: Basic Skills Topics

For Students 9th - 10th Standards
College professor Dan Bach offers a review of various basic topics in arithmetic, pre-algebra, and algebra. Order of operations, exponents, square roots, variables, and combining terms are just a few of the many topics covered.
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Unit Plan
Math Medics

S.o.s. Math: Simple Fractions

For Students 3rd - 8th Standards
This S.O.S. tutorial gives students a basic review of simple fractions. Follow the tutorial to refresh your skills involving simple fraction manipulations. Each section contains problems with links to the answers.
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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.
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Unknown Type
Khan Academy

Khan Academy: Equivalent Expressions With Distribution and Combining Like Terms

For Students 6th - 8th Standards
In this exercise, students practice factoring numerical expressions using the distributive property. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
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Unit Plan
Math Planet

Math Planet: Use Graphing to Solve Quadratic Equations

For Students 9th - 10th Standards
A quadratic equation is an equation that can be written on the standard form ax^2 + bx + c = 0, where a is not = 0. One way of solving a quadratic equation is by factoring. Another way of solving a quadratic equation is to solve it...
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Unit Plan
BBC

Bbc: Higher Bitesize Maths: Quadratic Theory

For Students 9th - 10th Standards
A tutorial on quadratics presents topics including: factoring and solving quadratics, graphing quadratic functions, using completing the square and the quadratic formula to solve functions, the discriminant and conjugates. Plenty of...
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Website
Cool Math

Coolmath: Solving Quadratics Recap

For Students 9th - 10th Standards
This CoolMath resource reviews the ways to solve quadratic equations: factoring, finding square roots, and using the quadratic formula.
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Website
Cool Math

Coolmath: Solving Quadratics the Square Root Trick

For Students 9th - 10th Standards
This CoolMath resource will help students solve quadratic equations with a square roots trick instead of through factoring.
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Activity
Wyzant

Wyzant: Factoring Calculator

For Students 9th - 10th Standards
The calculator factors expressions by expanding and combining like terms, dividing a greatest common factor, and identifying between two squares or factorable trinomials. An example expression and quick-start guide are included.
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Unit Plan
Khan Academy

Khan Academy: Difference of Squares

For Students 9th - 10th Standards
Factor quadratic expressions of the general difference of squares form. The factored expressions have the general form (ax+b)(ax-b). Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video...

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