Cool Math
Coolmath: Graphing Parabolas Part 2
Find out how to graph parabolas in this second tutorial.
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Coolmath: Graphing Parabolas Part 4
Find out how the equations shift the shape of the parabola.
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Coolmath: Graphing by Completing the Square How
Explore and understand graphing by completing the square.
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Coolmath: Inverse Functions What Are They and What Do They Do?
Get the basics of inverse functions in this tutorial.
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Coolmath: Inverse Functions the Picture Two Big Things to Know
This tutorial illustrates big ideas of inverse functions.
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Coolmath: Inverse Functions Composition of Functions
This algebra lesson explains how to do composition of functions.
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Coolmath: How to Tell if Two Functions Are Inverses
Use this tutorial to find out if two functions are inverses.
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Coolmath: How to Find the Inverse of a Function
Find out how to find the inverse of a function.
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Coolmath: How to Tell if a Function Has an Inverse Function (One to One)
Find out how to tell if a function has an inverse function.
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Coolmath: Graphing Polynomials a Brief Review
A tutorial that illustrates how to graph polynomials.
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Coolmath: Graphing Polynomials Basic Shapes Even Degree (Intro to Zeros)
This algebra lesson explains the basic shapes of the graphs of even degree polynomials and gives an introduction to zeros.
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Coolmath: Graphing Polynomials Basic Shapes Odd Degree (Intro to Zeros)
This algebra lesson explains the basic shapes of the graphs of odd degree polynomials and gives an introduction to zeros.
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Coolmath: Graphing Polynomials Important Rules About Zeros
This algebra lesson explains some important rules about zeros (where graphs touch or cross the x-axis).
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Coolmath: Graphing Polynomials Real Zeros
This algebra lesson shows how to graph polynomials with real zeros.
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Coolmath: Graphing Polynomials Multiplicities
This algebra lesson explains multiplicities and zeros.
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Coolmath: Gcf's and Lcm's Common Multiples
These prealgebra-arithmetic lessons explain greatest common factors (GCF's) and least common multiples (LCM's) and show how to find them.
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Coolmath: Gcf's and Lcm's Least Common Multiple
These prealgebra-arithmetic lessons explains greatest common factors (GCF's) and least common multiples (LCM's) and shows how to find them.
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Coolmath: Fractions Improper Fractions
This prealgebra lesson explains improper fractions and how to convert them into mixed numbers.
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Coolmath: Exponents What Are Exponents
This prealgebra lesson explains what exponents are and how they work.