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DAY 13 U2 Completing the Square.notebook
1
October 20, 2015
CLASS OPENER (Do NOW):
DAY 13 October 19/20, 2015
Distribute and Simplify:
5) [(x-2)+5][(x-2)-5]
PI 3 or PI 4 retake PI 3: Domain and Range . PI 4: Inverse Functions.
DAY 13 U2 Completing the Square.notebook
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October 20, 2015
CHAPTER 2: POLYNOMIAL FUNCTIONSLesson 2.1. QUADRATIC FUNCTIONS‐ COMPLETING THE SQUARE
To write a standard equation of a parabola in the vertex form, completing square method is used. Listed on "7 methods to solve a quadratic". How does completing the square work???
WHAT IS A PERFECT SQUARE??? is x29 a perfect square?
What numerical values are perfect squares?
So, can we come up with a polynomial that would be a perfect square??
DAY 13 U2 Completing the Square.notebook
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October 20, 2015
Perfect square or not?
81 16 9/16
x2+6x+9 x24x+4
x2+2x+4 x2+x+1/4
4x24x+1 x2+3x6
x216 x2+12x+36
x22/3x+4/9 x22x+1
x2+___+ 36 x22x ____
x2+2x____ x2+1/4x ____
x2___+25 x2____25
x25x ____ x2+3x ____
x21/2x ____ x27x_____
Fill in the blank to make a perfect square:
)
)
DAY 13 U2 Completing the Square.notebook
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October 20, 2015
DAY 13 U2 Completing the Square.notebook
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October 20, 2015
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October 20, 2015
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October 20, 2015
OTL:
QUIZ 2.1. PI 5 practice QUADRATICS CHALLENGE MANDATORY!
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