KEY CONCEPTS:First step to factoring, is to find a common factor.After that, regardless of whether there is a common factor or not is to count the number of terms.Based on that will determine how to Factor

Polynomials Ep. 8: Special Products (a+b)2 - 6:13

Jan 28th, 2009

KEY CONCEPTS:(a+b)^2 = a^2+2ab+b^2- square your a value - first term of your Perfect Square Trinomial- square your b value - third term of your Perfect Square Trinomial- multiply your a and b value together and then multiply that value by 2 to

Polynomials Ep. 7 - Multiplying Binomials

Jan 28th, 2009

KEY CONCEPTS:F.O.I.L Method - First - Outer - Inner - LastMultiplying binomials form trinomials

Parabolas Episode 9 - The Vertex Form of Quadratic Functions (h,k) - 21:12

Jan 27th, 2009

Parabolas Ep. 7 - Introduction of the (0,k) Vertex Form - 22:38

Jan 27th, 2009

KEY CONCEPTS: In this video we see how Quadratic Function written in the form of:y=ax^2+k - will lead us to a vertex of (0,k)

Parabolas Ep. 6 - Using the 1,3,5-Pattern for Graphing - 11:30

Jan 27th, 2009

KEY CONCEPTS: In this video we look at the 1,3,5-Pattern for graphing quadratic function (parabolas). These videos are intended for the viewer to steer away from using Table of Values and to use the Vertex form along with the 1,3,5-Pattern.How

Parabolas Ep. 2 - The Quadratic Function - 4:16

Jan 27th, 2009

KEY CONCEPTS:The following video looks at the various ways that quadratic functions can be written. Be on the lookout for such equations, because if you ever come across them you'll know they form a parabola.

Parabolas Ep. 11 - Steps to Completing the Square - 13:32

Jan 26th, 2009

KEY CONCEPTS:Completing the Square involves converting a quadratic function from STANDARD FORM into a VERTEX FORM.Steps:1. Group the x's together and keep the constant (c-value) off to the side.2. Factor the a-value from x^2 and x (IF we have a

Parabolas Episode 10: Completing the Square - 24:40

Jan 26th, 2009

Parabolas Episode 8 - Introduction of the (h,0) Vertex Form - 21:02

Jan 26th, 2009

KEY CONCEPTS: This video looks at Quadratic Function written in the form:y=a(x-h)^2 - where the vertex is (h,0)**NOTE: When writing the x-value of the vertex, take the opposite sign of what's within the brackets. (i.e. y=2(x+3)^2 would give

Parabolas Ep. 5 - Looking at Parabolas that Reflect the x-Axis - 9:32

Jan 26th, 2009

Parabolas Ep. 3 - Looking at the Differences in Simple Quadratic Expressions - 39:34

Jan 26th, 2009

KEY CONCEPTS:The following podcasts investigates table of values for quadratic functions. Understanding that difference we can graph other quadratic functions without the need to complete a table of values.

Parabolas Episode 1 - Who Cares About Parabolas - 2:34

Jan 26th, 2009

This short video just looks at how parabolas are everywhere.

Factoring Ep.5: Factor Quadratics (Trinomials), a not = 1 - 10:16

Jan 26th, 2009

KEY CONCEPTS:Notice that your trinomial is a quadratic function, where the value of a is NOT equal to 1.Use the sum-product rulei.) find 2 numbers that multiply to your "a" and "c" value, that ALSO ADD up to your "b" value.ii.) expand your midd

Polynomials Ep. 9 - Special Products (a-b)2 - 5:49

Jan 26th, 2009

Polynomials Ep. 6 - Dividing Monomials - 3:26

Jan 26th, 2009

KEY CONCEPTS:same rules apply like when multiplying monomials, except that we are dividing. Also remember the exponent rule, when powers have the same base, subtract the exponents.

Polynomials Ep. 5 - Multiplying Monomials - 5:30

Jan 26th, 2009

KEY CONCEPTS:When multiplying monomials, multiply:- numbers with numbers- same letters with same letters**NOTE: When multiplying the letters with one another keep in mind the exponent rule for multiplying powers with the same base (ADD the expo

Polynomials Ep. 4 - Subtracting Polynomials - 5:32

Jan 26th, 2009

KEY CONCEPTS:When subtracting polynomials, distribute the negative from outside of the brackets by REVERSING the signs of all the terms within the brackets.

Polynomials Ep. 3 - Adding Polynomials - 5:42

Jan 26th, 2009

KEY CONCEPTS:Since the function outside of the SECOND set of brackets is a positive you can simply remove the brackets and collect like terms.LIKE TERMS: terms that have the same variable (letter) as well as the same exponent. When adding the

Polynomials Ep. 2 - Distributive Law - 3:32

Jan 26th, 2009

KEY CONCEPTS:Multiply the outside value (term) with EVERYTHING inside of the brackets.

Polynomials Ep. 1 - Types of Polynomials - 4:42

Jan 26th, 2009

KEY CONCEPTS:7x - the 7 represents the numerical coefficient - the x represents the variable (literal coefficient - the unknown) - together they would be multiplied togetherMonomial - consists of one term (i.e. 7x, 5y^2, -3)Binomial - consists

Factoring Ep.7: Factor Difference of Squares - 7:19

Jan 15th, 2009

KEY CONCEPTS:Difference of squares are binomials with the function of subtraction separating the 2 terms. NEVER a positive value.When Factoring such special quadratics:i.) square root the first term and the second termii.) place the first value

Factoring Ep.4: Factor Quadratics (Trinomials), a=1 - 13:53

Jan 15th, 2009

KEY CONCEPTS:Factoring trinomials in the form of x^2+bx+ci.) Find SUM-PRODUCT: ac-value and b-valueii.) Square root x^2 value and open up a set of binomial bracketsiii.) Write x (or whatever variable is squared as your trinomials first term) as

Factoring Ep.3 - Factor by Grouping - 9:50

Jan 15th, 2009

KEY CONCEPTS:This works only with 4 term polynomialsSTEPS:i.) Find a common factor from all 4 termsii.) Group the first 2 terms and then the last 2 termsiii.) Find common factor from first groupiv.) Find common factor from second groupv.) Facto