Friday, December 30th, 2011 at
1:31 pm

Quadratic Equations A quadratic equation in x is an equation that can be written in the general form where a, b and c are real numbers, with a 0. A quadratic equation in x is also known as a second-degree polynomial equation in x. There are four ways to solve a quadratic equation. 1. …

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Wednesday, December 28th, 2011 at
4:24 pm

Linear Equations Vocabulary: An equation in x is a statement that two algebraic expressions are equal. To solve –> finding all the values of x for which the equation is true. The values of x are called solutions. identity –> true for every real number in the domain conditional equation –> is true for just…

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Tuesday, December 27th, 2011 at
6:15 pm

Rational Expressions Domain — what values of x make the statement valid? Usually the domain is all real numbers but …. or all real #’s such that x does not equal …. Examples: Domain: all reals all reals such that [cannot be a negative # under a sign] all reals such…

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Monday, December 26th, 2011 at
6:05 pm

Factoring Polynomials Definition: Factoring is the process of writing a polynomial as a product of factors. Types of Factoring: 1. The first step in factoring is to find the CF [common factor]. Examples: in example d) above, one is trying to find the common factor so the remaining factors have integer coefficients….

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Saturday, December 24th, 2011 at
6:35 pm

Polynomials The following is a polynomial in x: The polynomial is of degree n*, is the leading coefficient, and is the constant term. * the exponent must be a positive integer. Important Vocabulary: 1. polynomial – an algebraic expression a number of terms 2. coefficient – the number in front of the variable 3. degree…

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Friday, December 16th, 2011 at
3:40 pm

Radical Numbers – Part II Properties of Radicals Simplifying Radicals Definition of a radical in Simplest Form: all possible factors have been removed from the radical all rationals [fractions] have radical-free demonimators the index of the radical is reduced Examples of Simplifying with Even Roots: Simplifying with Odd Roots: Like Radicals have the same index…

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Thursday, December 15th, 2011 at
10:02 pm

You can find a variety of great Math Games in this post. Check back each day and find out what is the latest math game that we are sharing with you. Today’s feature is a great resource for students in grades 6 through 12. The activities can help you teach students how to think with…

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Wednesday, December 14th, 2011 at
10:38 pm

Radicals A square root is a radical number. We use the symbol to indicate the ‘square’ root of a. The cube root of a is written as . If , the root is a square root. If , the root is a cube root. The…

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Tuesday, December 13th, 2011 at
8:19 pm

Definition of Scientific Notation Examples: Watch this video and learn more about Scientific Notation. Tweet

Wednesday, December 7th, 2011 at
12:54 pm

Understanding Exponents Repeated Multiplication can be written in exponential form. read to the power Properties of Exponents Examples: The above examples use properties 1,2,3,5, and 6. More Advanced topics related to Exponents 1. Scientific Notation To learn about Scientific…

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