CK-12 Foundation
Ck 12: Conjectures and Counterexamples
[Free Registration/Login Required] Students learn to make educated guesses, and how to disprove them with valid counterexamples.
Alabama Learning Exchange
Alex: "Factoring by Mack"
This strategy for factoring trinomials will eliminate the trial-and-error method used in most textbooks.The instructional activity will be a direct teaching instructional activity. With the teacher lecturing and the students taking notes...
Alabama Learning Exchange
Alex: Classifying Complex Numbers
This lesson helps students distinguish between strictly complex numbers, strictly real numbers and strictly imaginary numbers while learning that real numbers and imaginary numbers are subsets of the set of complex numbers.
Mangahigh
Mangahigh: Algebra: Inverse Proportion
Mangahigh is a website with math games aimed at twelve to eighteen year olds. On this site students find and use the formula for inverse variation.
Mangahigh
Mangahigh: Algebra: Direct Proportion
Mangahigh is a website with math games aimed at twelve to eighteen year olds. On this site students form and use the formula for direct variation.
TeachEngineering
Teach Engineering: Walk the Line: A Module on Linear Functions
This module leads students through the process of graphing data and finding a line of best fit while exploring the characteristics of linear equations in algebraic and graphic formats. Then, these topics are connected to real-world...
Math Is Fun
Math Is Fun: Solving Word Questions
A tutorial that explains how to solve word problems. It points out key words that signal operations or what is being measured, and wording that is confusing and needs to be simplified. Presents lots of examples, both simple and complex,...
CK-12 Foundation
Ck 12: Algebra: Vertical Line Test
[Free Registration/Login may be required to access all resource tools.] This concept introduces students to relations and what makes a relation a function.
Texas Instruments
Texas Instruments: Math a Review 1
This StudyCards stack enables students to review concepts in algebra, arithmetic, and geometry, in preparation for the Math A Exam held in New York. They solve problems involving scientific notation, factoring, linear equations, rate of...
Purple Math
Purplemath: Solving Polynomials: How To
Demonstrates the steps involved in solving a general polynomial, including how to use the Rational Roots Test and synthetic division. Points out when using a graphing calculator can be very helpful.
Purple Math
Purplemath: Factoring Polynomials: How To
Demonstrates the steps involved in factoring a general polynomial, including using the Rational Roots Test and synthetic division. Shows how to "cheat" with a graphing calculator.
Curated OER
Tex2html Wrap Inline100
Here you can find a general overview of the quadratic formula, complete with a full breakdown of how to come up with the quadratic formula with a quadratic equation, as well as am example of using the quadratic formula to solve a...
Curated OER
Displaymath102
Here you can find a general overview of the quadratic formula, complete with a full breakdown of how to come up with the quadratic formula with a quadratic equation, as well as am example of using the quadratic formula to solve a...
Curated OER
Tex2html Wrap Inline110
Here you can find a general overview of the quadratic formula, complete with a full breakdown of how to come up with the quadratic formula with a quadratic equation, as well as am example of using the quadratic formula to solve a...
Curated OER
Tex2html Wrap Inline112
Here you can find a general overview of the quadratic formula, complete with a full breakdown of how to come up with the quadratic formula with a quadratic equation, as well as am example of using the quadratic formula to solve a...
Curated OER
Displaymath122
Here you can find a general overview of the quadratic formula, complete with a full breakdown of how to come up with the quadratic formula with a quadratic equation, as well as am example of using the quadratic formula to solve a...
Curated OER
Tex2html Wrap Inline575
This lesson demonstrates the solution process of various equations such as linear equations, equations containing radicals, equations containing absolute values, quadratic equations, equations involving fractions, polynomial equations,...
Curated OER
Tex2html Wrap Inline577
This lesson demonstrates the solution process of various equations such as linear equations, equations containing radicals, equations containing absolute values, quadratic equations, equations involving fractions, polynomial equations,...
Curated OER
Tex2html Wrap Inline603
This lesson demonstrates the solution process of various equations such as linear equations, equations containing radicals, equations containing absolute values, quadratic equations, equations involving fractions, polynomial equations,...
Curated OER
Tex2html Wrap Inline615
This lesson demonstrates the solution process of various equations such as linear equations, equations containing radicals, equations containing absolute values, quadratic equations, equations involving fractions, polynomial equations,...
Curated OER
Tex2html Wrap Inline621
This lesson demonstrates the solution process of various equations such as linear equations, equations containing radicals, equations containing absolute values, quadratic equations, equations involving fractions, polynomial equations,...
Curated OER
Tex2html Wrap Inline623
This lesson demonstrates the solution process of various equations such as linear equations, equations containing radicals, equations containing absolute values, quadratic equations, equations involving fractions, polynomial equations,...
Curated OER
Tex2html Wrap Inline625
This lesson demonstrates the solution process of various equations such as linear equations, equations containing radicals, equations containing absolute values, quadratic equations, equations involving fractions, polynomial equations,...
Curated OER
Tex2html Wrap Inline627
This lesson demonstrates the solution process of various equations such as linear equations, equations containing radicals, equations containing absolute values, quadratic equations, equations involving fractions, polynomial equations,...