Lesson Plan
Curated OER

Exponential Growth versus Polynomial Growth

For Teachers 9th - 12th Standards
Your algebra learners explore the values of two types of functions in order to compare growth rates in this short cooperative task. Two types of solutions are given, using a table of values and an abstract argument.
Activity
Education Development Center

Creating a Polynomial Function to Fit a Table

For Students 9th - 10th Standards
Discover relationships between linear and nonlinear functions. Initially, a set of data seems linear, but upon further exploration, pupils realize the data can model an infinite number of functions. Scholars use multiple representations...
Activity
Curated OER

Tale of the Tape

For Teachers 9th - 12th Standards
How can baseball and skeet-shooting be modeled mathematically? Sports lovers and young mathematicians learn how to use quadratic equations and systems of equations to model the flight paths of various objects.
Lesson Plan
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Illustrative Mathematics

The Missing Coefficient

For Teachers 10th - 12th Standards
This activity highlights the use of the remainder theorem to solve for the unknown coefficient of a specified polynomial when given one of its factors. Use this single problem as a warm-up exercise, a quick check-in at the end of a...
Activity
Texas A&M University

Wtamu Virtual Math Lab: College Algebra: Solving Polynomial Equations: Factoring

For Students 9th - 10th
Using this tutorial, you'll learn to write polynomial equations in standard form, to use the zero factor property, and to solve polynomial equations by factoring.
Activity
Varsity Tutors

Varsity Tutors: Hotmath: Practice Problems: Solving Polynomial Equations and Inequalities

For Students 9th - 10th
Eighteen problems present a variety of practice solving polynomial equations and inequalities. They are given with each step to the solution cleverly revealed one at a time. You can work each step of the problem then click the "View...
Activity
Oswego City School District

Regents Exam Prep Center: Solving Fractional Equations

For Students 9th - 10th
Use this site to learn how to eliminate the denominators to make solving these equations easier. Examples contain algebraic fractions with monomials and higher degree polynomials in the denominators.
Activity
National Council of Teachers of Mathematics

The Math Forum: Ask Dr. Math: Solving Polynomials

For Students 9th - 10th
Question and Answer forum about solving a polynomial equation. See how this problem was solved correctly.
Activity
Purple Math

Purplemath: Solving Polynomial Inequalities

For Students 9th - 10th
Demonstrates the 'factor table' method for solving polynomial inequalities.
Activity
Help Algebra

Help algebra.com: Examples of Polynomial Equations

For Students 9th - 10th Standards
To solve polynomials of higher degree, use synthetic division as demonstrated here. The Rational Zero Theorem, Upper and Lower Bound Theorem, and Descartes Rule of Signs are explained.
Activity
Varsity Tutors

Varsity Tutors: Hotmath: Practice Problems: Polynomial and Rational Functions

For Students 9th - 10th Standards
Hotmath provides 20 practice problems that relate to polynomial and rational functions. Each of the practice problems include a step-by-step guide for solving.
Activity
Varsity Tutors

Varsity Tutors: Hotmath: Practice Problems: Solving Equations Using Factoring

For Students 9th - 10th Standards
Twenty-eight problems present a variety of problems using factoring to solve equations. They are given with each step to the solution cleverly revealed one at a time. You can work each step of the problem then click the "View Solution"...
Activity
Interactive Mathematics

Interactive Mathematics: Polynomial Functions and Equations

For Students 9th - 10th Standards
Want to find the roots of a polynomial function? Learn how, using several methods in this tutorial. Graphing and Scientific Notebook are used on the main page. Click on the "Dinosaur Method" link at the bottom of the page to see the...
Activity
Texas Instruments

Texas Instruments: The Letter Product Game

For Teachers 9th - 10th
This activity will encourage students' powers of deduction through a word game. This will allow a review of factoring integers. A simple extension allows a classroom discussion that will evolve into the Zero Product Theorem, essential to...
Activity
University of North Carolina

S University of North Carolina Wilmington: Olving Equations Algebraically

For Students 9th - 10th Standards
Site provides tutorial on solving algebraic equations including radical equations, quadratic equations, polynomial equations, fractional equations, absolute value equations.
Activity
Math Medics

S.o.s. Math: Algebra

For Students 9th - 10th Standards
This lesson provides basic instruction on the major concepts in algebra. Content includes a focus on fractions, units of conversion, complex numbers, quadratic equations, factorization and roots of polynomials, solving equations, systems...
Activity
Texas Instruments

Texas Instruments: Solving Equations

For Teachers 9th - 10th
Learn to use the TI-86 to solve many types of equations by following this lesson plan and activity. Included are keystroke instructions and calculator screenprints to guide students.
Activity
Other

Dans Math: Lessons: Intermediate Algebra

For Students 9th - 10th Standards
College professor Dan Bach presents a review of algebra concepts, including factoring, quadratic equations, and graphing parabolas. The examples are detailed, but easy to follow. This is a good site for reviewing before tests and quizzes.
Activity
Windstream

Ojk's Precalculus Study Page: Polynomial Inequalities, One Variable

For Students 9th - 10th
This tutorial offers two methods to solve polynomial inequalities. Site includes several examples, charts, graphs, and other information for student understanding.
Activity
Interactive Mathematics

Interactive Mathematics: The Remainder and the Factor Theorem

For Students 9th - 10th Standards
This tutorial contains a lesson about the remainder and factor theorems along with practice problems.
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
Texas Instruments

Texas Instruments: Introduction to Some Algebra Concelpts Using Cas

For Teachers 9th - 10th Standards
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...
Activity
University of Saskatchewan (Canada)

University of Saskatchewan: Square Roots & Other Radicals

For Students 9th - 10th Standards
This University of Saskatchewan site provides general information about square roots and other forms of radical equations.
Activity
Purple Math

Purplemath: Finding Quadratics From Their Zeroes

For Students 9th - 10th Standards
Students often have difficulty "working backwards" from the solution of a problem to its original question. Finding a polynomial, given its roots, is an example of a "working backwards" problem. Here are several examples using different...