Cool Math
Coolmath: Finding the Equation of a Line Given a Point and a Slope
A quick lesson on finding the equation of a line given a point and a slope.
Cool Math
Coolmath: Finding the Equation of a Line Given Two Points
Use this tutorial to find the equation of a line given two points.
Cool Math
Coolmath: Freaky Things That Can Happen With Quadratics
Use this tutorial on to help solve quadratic equations.
Cool Math
Coolmath: Factoring Complex Numbers Exercises
This Algebra Cruncher generates an endless number of practice problems for factoring the sum of two squares. Each problem has hints and solutions.
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Coolmath: Graphing by Completing the Square Intro
This algebra lesson introduces how to complete the square in a parabola.
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Coolmath: Graphing by Completing the Square Freaky Things That Can Happen
This algebra lesson shows how to deal with different types of things that can happen when you are completing the square.
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Coolmath: Determinants for 3x3's Method 1
Discover one method to use determinants for 3x3s.
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Coolmath: Determinants for 3x3's Method 2
Examine the second method to use determinants for 3x3s.
Cool Math
Coolmath: Decimals Place Value of Decimals
Review regular place values and place names for whole numbers.
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Coolmath: Decimals Expanded Notation for Decimals
This prealgebra lesson reviews expanded notation for whole numbers and explains expanded notation for decimals.
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Coolmath: Decimals How to Convert Fractions to Decimals Part 1
Learn how to convert fractions to decimals.
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Coolmath: Decimals How to Convert Decimals to Fractions
Find out how to convert decimals to fractions.
Cool Math
Coolmath: Decimals How to Add Decimals
Learn how to add decimals by lining up the decimals.
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Coolmath: Fast Counting (The Counting Principle)
A tutorial on combinatorics methods of fast counting.
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Coolmath: Exponentials and Logarithms
Wrap up a bigger pre-calculus tutorial by taking a look at exponentials and logarithms.
Cool Math
Coolmath: Geometry & Trig Reference
Math formulas, definitions, properties, diagrams and examples from Geometry and Trigonometry.