raonalizing denominators agenda: lesson: practice purpose:...
TRANSCRIPT
4Simplifying Rational Expressions.notebook
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August 23, 2013
Target: Simplifying Compound Fracons and Raonalizing Denominators
Agenda:
Lesson:
Practice
Purpose: Intro to adding polynomial functions and rational functions
Evaluation: 321
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WarmUp
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What is a Rational Expression?
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Domain of Rational Expressions
When is it All Real Numbers?
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Domain of Rational Expressions
When is it All Real Numbers
EXCEPT ONE NUMBER?
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Domain of Rational Expressions
When does it use inequalities?
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Simplify the rational expression!
x2+2x 3 3xx2 2x 3 3+x
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Simplify the rational expression!
2x23x 2
2x2 + 5x +2
x2 1
x2 + x 2
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Simplify the rational expression!
x 3
x4 x+6
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Simplify the rational expression!
xy
x y
y x+
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Rationalizing the Denominator
USING THE CONGUGATE RADICAL!
2
√3 + √5
X
4+√X
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PracticePg. 41, #1‐6 all,
7‐56 Do 1 skip 3,
73‐77
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