Algebra

Math Introduction to Modular (Clock) Arithmetic

Math Introduction to Modular (Clock) Arithmetic 150 150 Deborah

Overview In modular arithmetic, numbers cycle rather than increase when operations are performed.  Think of a clock with numbers equal to the cycle.  Extensive applications include UPC numbers, the electronic…

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Math Introduction to Infinity

Math Introduction to Infinity 150 150 Deborah

Overview: The mathematical concept of infinity involves sets of numbers that grow past any limit, no matter how huge that limit is. One-to-one correspondence is a useful tool for comparing…

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Representing Data: Ranges, Quartiles, and Box-and-Whisker Plots

Representing Data: Ranges, Quartiles, and Box-and-Whisker Plots 150 150 Deborah

Overview: Raw data from any series of measurements, such as test scores, heights, or sales figures, usually needs to be organized in some way before it can be used.  One…

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Math Review of Relations and Functions

Math Review of Relations and Functions 150 150 Deborah

Overview: While a set of ordered pairs describes a relation, not every relation is also a function.  Each x element (the domain) must be paired with only one y element…

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Math Review of Factoring Polynomials

Math Review of Factoring Polynomials 150 150 Deborah

Overview: Polynomials can be completely factored in a similar way to factoring other numbers and monomials.  It is a process of finding the greatest common factors in the expression, paying…

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Math Review of Permutations and Factorials

Math Review of Permutations and Factorials 150 150 Deborah

Overview: Permutations and factorials are closely related mathematical concepts.  Permutations relate to the order of objects, while factorials involve all possible outcomes of an event.  If items are ordered in…

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Math Review of Squaring Binomials

Math Review of Squaring Binomials 150 150 Deborah

Overview When binomials are squared, the resulting trinomial follows a pattern.  The pattern can be derived from the general process of multiplying a binomial by another binomial, except that all…

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Multiplication of Polynomials

Multiplication of Polynomials 150 150 Deborah

Overview Polynomials can be multiplied similarly to operations with monomials.  There are two different types of properties used, the Distributive Property, and properties of multiplying exponents.  In addition, like terms…

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Addition and Subtraction of Polynomials

Addition and Subtraction of Polynomials 150 150 Deborah

Overview: Polynomial expressions can be added and subtracted just like any other type of expression. However, it is important to make sure that only like terms are combined, and unlike…

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Math Review of Monomials and Polynomials

Math Review of Monomials and Polynomials 150 150 Deborah

Overview: Monomial and polynomial expressions in algebra are ways to combine numbers and variables within an equation.  Both types of expressions follow certain rules. They can be used in operations,…

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