Cool Math
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.
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Coolmath: Exponents Important Exponents to Know
This prealgebra lesson shows what commonly used exponents you should know.
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Coolmath: Exponents Exponents With Negative Bases
This prealgebra lesson explains how to figure out the answers to exponents with negative numbers for bases.
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Coolmath: Exponents Negative Exponents
This prealgebra lesson how to deal with negative exponents and what they mean.
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Coolmath: Getting Used to Negative Numbers
This tutorial helps students review and practice understanding negative numbers.
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Coolmath: Interior Angles of Polygons
A resource describing interior angles of polygons with definitions and examples.
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Coolmath: Graphing Polynomials Complex Zeros
This algebra lesson shows how to graph polynomials with complex zeros.
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Coolmath: Graphing Polynomials Types of Zeros
This algebra lesson explains the types of zeros that can occur in a polynomial.
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Coolmath: Graphing Polynomials Absolute Maximums and Minimums
This algebra lesson explains how to find the absolute maximums and minimums (extrema) of a polynomial.
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Coolmath: Graphing Polynomials Increasing and Decreasing
This algebra lesson explains how to find where a polynomial is increasing, decreasing or neither.
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Coolmath: Graphing Polynomials Maximums and Minimums
Find out how to find relative minimums and maximums of the typical polynomial.