This resource discusses the use of manipulatives in the study of Algebra. The author sees benefits in symbol manipulation to enrich understanding, in geometric interpretation strengthening the connection to other parts of mathematics,...

Two systems of equations are equivalent if they have the same solution(s). This article reviews how to tell if two systems are equivalent. Examples are provided.

Pre-algebra and algebra lessons, from negative numbers through pre-calculus. Grouped by level of study. Lessons are practical in nature informal in tone, and contain many worked examples and warnings about problem areas and probable...

This lesson will provide real world examples that involve graphing exponential functions. It is 3 of 5 in the series titled "Exponential Functions in the Real World."

This site reviews factoring quadratics, factoring higher order polynomials, and partial fractions.

[Free Registration/Login may be required to access all resource tools.] Students learn to write a function rule from a table of values and represent real-world situations with a function. Students examine guided notes, review guided...

An exponential function is a nonlinear function that has the form of y=a*b^x, where a != 0, b > 0. An exponential function with a > 0 and b > 1, like the one above, represents an exponential growth and the graph of an...

[Free Registration/Login may be required to access all resource tools.] In this lesson students multiply two monomials or a polynomial by a monomial. Students examine guided notes, review guided practice, watch instructional videos and...

[Free Registration/Login may be required to access all resource tools.] Solve inequalities by isolating the variable and graphing the solution.

[Free Registration/Login may be required to access all resource tools.] In this tutorial, students learn to write and evaluate functions and determine if a graph represents a function. They examine guided notes, review guided practice,...

Given a verbal description of the rate of change of a real world situation, find the exponential function that models it. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive...

The School of Mathematics and Statistics of St. Andrew's University provides biographical information on the mathematical career of Jacob Bernoulli. Included are links to other famous individuals with whom he worked and links to his...

This site offers 38 practice math problems based on the Ohio 9th Grade Math Proficiency Test. Questions are multiple choice and answer pages include discussion.

The purpose of this task is to illustrate through an absurd example the fact that in real life quantities are reported to a certain level of accuracy, and it does not make sense to treat them as having greater accuracy. Aligns with N-Q.A.3.

Describes the major accomplishments of Islamic civilizations in the fields of Science and Math, i.e., the Islamic calendar, astronomy calculations, windmills, irrigation with gears, and mathematical theories.

The events of the life of Abraham de Moivre are presented in a very abbreviated timeline form. The biographical information is taken from "A Short Account of the History of Mathematics" by W. W. Rouse Ball (4th Edition, 1908).