Cool Math
Coolmath: Factoring Polynomials Harder Trinomials Undoing Foil
This algebra lesson explains how to undo FOIL (factor) harder trinomials.
Cool Math
Coolmath: Difference of Two Squares, Sum and Difference of Two Cubes
This algebra lesson explains how to factor the difference of two squares and the sum and difference of two cubes.
Cool Math
Coolmath: Pre Calculus Graphs to Know and Love
A list and visuals of standard graphs from y = x to an absolute value.
Cool Math
Coolmath: Pre Calculus Shifting, Reflecting, Etc.
Description and examples of shifting and reflecting various graphs.
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Coolmath: Polynomials
Description and examples to build an understanding of the shapes of polynomials.
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Coolmath: Factoring Polynomials by Grouping
This algebra lesson explains how to factor by grouping.
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Coolmath: Dividing by Monomials
This algebra lesson explains how to divide a polynomial by a monomial.
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Coolmath: Finding the Slope of a Line From the Graph
Learn how to find the slope of a line from the graph.
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Coolmath: Finding the Slope of a Line From Two Points
Learn how to find the slope of a line from two points.
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Coolmath: Functions Domain and Range
This algebra lesson explains to find the domain and range of a function by looking at the graph.
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Coolmath: Finding the Domain Without the Graph
A tutorial explaining how to find the domain without the graph.
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Coolmath: Functions Messier Notation
This algebra lesson explains how to find deal with messier function notation to get you ready for the notation in the difference quotient.
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Coolmath: Functions the Difference Quotient
This precalculus review lesson reviews the difference quotient.
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Coolmath: Exponentials & Logarithms the Exponential Monster
This algebra lesson explains how exponential growth works and what the formulas look like.
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Coolmath: Exponentials Alien Monster Growth
This Algebra Cruncher generates an endless number of practice problems for the exponential growth of alien monsters with solutions.
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Coolmath: Exponentials & Logarithms Alien Amoebas
Use the example of alien amoebas to understand exponentials and logarithms.
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Coolmath: Exponentials & Logarithms More Ways to Use This Stuff
Learn about some practical, real-world examples of exponentials and logarithms.
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Coolmath: Gauss's Problem and Arithmetic Series
This algebra lesson explains Gauss's Problem and introduces arithmetic series.
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Coolmath: Decimals How to Divide a Decimal by a Whole Number
See how dividing with decimals works similarly to regular long division.
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Coolmath: Decimals How to Divide a Decimal by a Decimal
A tutorial explaining how to divide a decimal by a decimal.