PBS
Pbs Teachers: Building Boxes [Pdf]
By determining the dimensions necessary for building a box with the greatest volume, learners will explore the world of polynomial and rational expressions. Graphing calculators can be used for this activity.
Illustrative Mathematics
Illustrative Mathematics: F if Running Time
This task provides an application of polynomials in computing. Students are asked to calculate the running time of algorithms for loading images of different sizes. They then graph the running time polynomials and decide which is more...
Texas Instruments
Texas Instruments: The Slope of the Tangent Line (Part2)
In this activity, students graph the cubic and quadratic functions. They also graph the slope values of the tangent lines for each of the function graphs.
Texas Instruments
Texas Instruments: The Quest for Roots of Higher Order Equations
Students learn how to approximate the roots of any polynomial equation of any order by first using tables, and then by tracing along the graph to the point where the curve intersects
University of Colorado
University of Colorado: Ph Et Interactive Simulations: Equation Grapher
The interactive simulation allows learners to explore the features of polynomial curves. Students can alter constants to investigate changes in the curves. The resource also includes activities that can be used with the simulation.
Other
Dans Math: Lessons: Intermediate Algebra
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.
Oregon State University
Calculus Quest: Power Functions
This CalculusQuest site is details the power function by looking at the significance of the function, standard notation, the rules of exponentiation, domains and graphs of power functions, and also calculations. This site is a good...
Other
Quick Math: Solving Inequalities
Provides an interactive tool that solves inequalities for you. Gives exact and approximate solutions. Further down the page there is a discussion of how to solve intermediate and advanced inequalities as well as information about how to...
Oswego City School District
Regents Exam Prep Center: Factoring Trinomials (A=1)
This site from the Oswego City School District shows students how to factor trinomials when the leading coefficient is equal to 1. The example walks students through the process so they can learn to do it on their own. Includes link to...
CK-12 Foundation
Ck 12: Algebra: Factorization of Quadratic Expressions
[Free Registration/Login may be required to access all resource tools.] Learn how to factor quadratic expressions.
ClassFlow
Class Flow: Functions and Their Graphs
[Free Registration/Login Required] Functions can be specified in a number of ways. Students concentrate on functions given by equations involving independent and dependent variables and begin to recognize the different forms to find the...
Windstream
Ojk's Precalculus Study Page: Polynomial Inequalities, One Variable
This tutorial offers two methods to solve polynomial inequalities. Site includes several examples, charts, graphs, and other information for student understanding.
Math Medics
S.o.s. Math: Algebra
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...
Other
Montana State University: Analyzing a Periodic Function
A complex analysis of periodic functions, including advanced calculus and theorems. Includes many graphs.
Khan Academy
Khan Academy: Algebra I: Exponential vs. Linear Growth Over Time
Practice analyzing the end behavior of two functions that model similar real-world relationships, where one function is exponential and the other is polynomial. Students receive immediate feedback and have the opportunity to try...
Mangahigh
Mangahigh: Algebra: Use Graphs to Solve Equations
Students explore the concept of solving trinomials by working through an online tutorial and then attempting a ten question quiz that increases in difficulty as questions are answered correctly.
Curated OER
Zona Land/the Function Institute/poly. Functions/graphs
Contains an applet that allows you to graph quadratic functions. An example is given and it lets you change the coefficient values.
University of Colorado
University of Colorado: Ph Et Interactive Simulations: Equation Grapher
An interactive simulation that teaches about graphing, polynomials, and curves by adjusting the constants to observe the effect on the shape of the curve. This simulation can either be downloaded or played online and includes handouts,...
Texas A&M University
Wtamu Virtual Math Lab: Beginning Algebra
This tutorial for students new to algebra provides explanations, definitions, examples, and practice problems. The practice tests cover topics such as real numbers, fractions, equations, graphing, and exponents.
Other
Interactive Algebra
This interactive site allows you to practice several algebraic concepts, including solving equations, factoring, and graphing. Problems are randomly generated and allow unlimited practice. Each link contains buttons that allow you to get...
Richland Community College
Richland Community College: Rational Functions and Asymptotes
This site contains basic information on rational functions. Gives definition, how to find domain and roots, and how rational functions apply to asymptotes and holes in the graph.
National Council of Teachers of Mathematics
The Math Forum: Ask Dr. Math: Solving Polynomial Inequalities
"Dr. Math" responds to a student question on how to find the solution to a polynomial inequality. Dr. Math's solution is found through analyzing the graph of the function.
Help Algebra
Help algebra.com: Polynomial and Rational Inequalities
Learn to solve inequalities and how to graph their solutions on a number line. The examples contain quadratics and rational expressions.
Richland Community College
Richland Community College: Algebra Lecture Notes
This site from Richland Community College provides lecture notes to a class on Algebra. It covers a wide array of topics including functions, quadratic equations, inequalities, and much more.