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.

How many nurses does it take to support one doctor? A project-based activity asks learners to analyze state data to answer this question. Classes create polynomial functions from the data of doctors and nurses over a seven-year...

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,...

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

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...

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...

A java applet that lets you graph a first degree polynomial and see how changing the coefficients changes the graph.

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.

This site from the Richland Community College provides the detailed lecture notes to a college algebra course, complete with equations and definitions. Content ranges from "functions and their graphs" to "conics and parametric equations."

These WyzAnt online graphing utilities help you calculate just about anything in algebra, including solving linear and quadratic equations to factoring polynomials. This a great tool for checking homework.

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.

This University of Saskatchewan site provides general information about square roots and other forms of radical equations.

This tutorial offers two methods to solve polynomial inequalities. Site includes several examples, charts, graphs, and other information for student understanding.

In this activity students can use data collected on Hurricanes Katrina and Rita to study functions, predictions, and probability models. Students will track the two hurricanes to see how the paths of the hurricanes affected the Gulf...

This site offers both instruction and homework help in several algebraic topics, including topics within Pre-Algebra, Algebra I, and Algebra II.