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Published byJonah Horton Modified over 9 years ago

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Bell Ringer 9/21/15 1. Simplify 2x 2 6x 2. Add 1 + 2 2 3 3. Subtract 2 _ 4 3 5

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Operations with Rational Expressions continued: Adding & Subtracting Monday, September 21, 2015

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Remember… 1) Rational expressions are fractions with variables. 2) With fractions, you can not have a denominator of zero because you can not divide by zero. 3) Apply the properties of exponents and factoring polynomials.

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Add 1. Get common denominators 2. Add the numerators 3. Simplify 4. Check for excluded values.

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Subtract 1. Get common denominators 2. Add the opposite 3. Simplify 4. Check for excluded values.

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Practice! Classwork: Adding & Subtracting Rational Expressions #1-20 Homework: Adding & Subtracting Rational Expressions #21-30 Also Remember: Simplifying Rational Expressions Classwork assignment due 9/22/15

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Exit Ticket Explain, in paragraph form, how Rational Expressions are like fractions.

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