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Sunday, September 29, 2013

SV#1: Unit F Concept 10: Finding Real and Imaginary Zeroes

*~To view my video, please click on the link here~*


This problem is about how to find the real zeroes of a polynomial. It also shows how to find the imaginary zeroes of a polynomial.
For this video, you should make sure to pay close attention to the speaker. Do not be tempted to turn away from the screen, no matter how mind-numbingly boring the speaker is. You'll also want to follow along on a piece of paper.

Monday, September 16, 2013

SP#2: Unit E Concept 7: Zeroes and Multiplicity

This problem is about using randomly selected zeroes to create a polynomial. The zeroes should also be used to find the x-intercepts and the y-intercept. Finally, it should be possible to glean the end behavior and graph the equation as well.
For this problem, you should make sure you know how the multiplicity of a zero affects the graph of the equation. A multiplicity of one, for example, means that the graph will go through that point. Knowing the meanings of the multiplicity will make the graph more accurate.

Monday, September 9, 2013

SP#1: Unit E Concept 1: Quadratic


This problem is about putting a function, f(x)=x^2-6x+5, into the parent function equation and using the parent form to find the vertex, axis of reflection, y intercept, and x intercepts. To solve the function, we must first use the 'completing the square' method (as shown on the left side of the image) to factor the equation out. This will make it easier to put it in the parent function equation (as shown on the right side of the image) and subsequently find the needed values.
One thing you, dear viewer, might want to keep an eye on is the x intercept values. Make sure you do the math carefully and don't end up with a strange square root or an imaginary number (neither of which are in the answers.) Don't forget that there are two x intercepts as well, unlike the singular y intercept we all know and love.

WPP#3: Unit E Concept 2: Path of Bullet


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