Wolfram Research
Wolfram Math World: Quadratic Equation
This MathWorld site shows how to derive the quadratic formula.
University of Saskatchewan (Canada)
University of Saskatchewan: Algebra 1 Review
A more advanced review of algebra concepts and practice review problems ranging from the basic rules of algebra to polynomials. A good test of readiness for higher level math courses.
Ministry of Education and Universities of the Region of Murcia (Spain)
Ministerio De Educacion Y Ciencia: Potencias De Numerous Racionales
In Spanish. In this site you will practice working with whole and rational exponents with different interactive activities.
CK-12 Foundation
Ck 12: Algebra: Simplification of Radical Expressions
[Free Registration/Login may be required to access all resource tools.] Simplify radical expressions by using distribution and rationalizing the denominator.
CK-12 Foundation
Ck 12: Algebra: Simplification of Radical Expressions
[Free Registration/Login may be required to access all resource tools.] Learn how to simplify different forms of radicals.
Shodor Education Foundation
Shodor: Using Your Calculator
This site deals with using a calculator to help solve and evaluate mathematical problems. This site provides a lengthy chart of basic operations performed by calculators, examples of problems to be solved using a calculator, as well as...
Saddleback College
Algebra2 Go: Prealgebra
The resource consists of comprehensive learning tools such as class notes, video lectures, and templates through which students can review prealgebra topics.
Math Planet
Math Planet: Algebra 1: Radical Expressions: The Graph of a Radical Function
Provides detailed information about the graph of a radical function through the use of examples and a brief video lesson. [2:10]
CK-12 Foundation
Ck 12: Algebra: Multiplication and Division of Radicals
[Free Registration/Login may be required to access all resource tools.] In this lesson students learn how to simplify expressions involving the multiplication and division of radicals. Students examine guided notes, review guided...
CK-12 Foundation
Ck 12: Algebra: Multiplication and Division of Radicals
[Free Registration/Login may be required to access all resource tools.] In this lesson students learn how to simplify expressions involving the multiplication and division of radicals. Students examine guided notes, review guided...
Sophia Learning
Sophia: Product Property of Radicals
Explore how to solve radical equations using the product property of radicals. Check for understanding with a quiz.
University of Houston
University of Houston: Engines of Our Ingenuity: Hero(n) of Alexandria
Describes the life of Hero of Alexandria and discusses Hero's contribution to the development of the steam engine. Text is the actual radio transcript of a syndicated radio broadcast on invention and ingenuity.
Quia
Ixl Learning: Irrational Numbers
Brush up on your math skills relating to irrational numbers then try some practice problems to test your understanding.
Wikimedia
Wikipedia: Irrational Number
At this site from Wikipedia you can learn the definition of an irrational number, then look at examples and explanations of why some numbers are irrational and others are not.
Paul Dawkins
Paul's Online Notes: Algebra Cheat Sheet [Pdf]
An algebra "cheat sheet" to use as a reference when completing algebra homework. Lists basic facts, properties, operations, formulas, and functions, as well as common errors.
Sophia Learning
Sophia: Finding a Missing Coordinate Using the Distance Formula: Lesson 2
This lesson demonstrates how to find missing x or y coordinate of a segment when given the distance between the two points on a coordinate plane. It is 2 of 4 in the series titled "Finding a Missing Coordinate using the Distance Formula."
Sophia Learning
Sophia: Finding a Missing Coordinate Using the Midpoint Formula: Lesson 2
This lesson demonstrates how to find a missing x or y coordinate of a segment when given the midpoint of the two points on a coordinate plane. It is 2 of 5 in the series titled "Finding a Missing Coordinate using the Midpoint Formula."
ClassFlow
Class Flow: Right Triangles
[Free Registration/Login Required] Use this flipchart to help your high school students understand right triangles using the Pythagorean Theorem.
ClassFlow
Class Flow: Math Special Education
[Free Registration/Login Required] Using Activotes, students apply their math knowledge to answer a variety of questions.
Sophia Learning
Sophia: Determining Unknown Values Using the Volume of a Cylinder
This video lesson demonstrates how to work backward and use the volume of a cylinder to find an unknown value such as the radius or height. Students can check their understanding with an assessment. [4:41]
Sophia Learning
Sophia: Radical Functions in the Real World
This video tutorial demonstrates how to write and solve radical functions using real-world scenarios. Students can check their understanding with an assessment.
National Council of Teachers of Mathematics
The Math Forum: The Volume of a Pyramid
This question and answer site from the Math Forum with Dr. Math presents a problem dealing with the volume of a pyramid. Links are also provided for additional information on related subjects.
NumberNut
Number Nut: Ordering Operations With Parentheses
A thorough lesson on order of operations that includes detailed examples and related vocabulary.
Help Algebra
Help algebra.com: Rationalizing the Denominator
Learn to simplify radical expressions by removing radicals from denominators. The demonstration includes both single radicals and binomials that require the use of a conjugate.
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