Notes_Day 3 Mult & Div RE.notebook October 23, 2018

Multiplying & Dividing Rational Expressions

Essential Question: How do you do basic operations of rational expressions?

Standards:

MCC9­12.A.APR.7 Understand that rational expressions form a system analogous to the rational numbers, closed under addition, subtraction, multiplication, and division by a nonzero rational expression; add, subtract, multiply, and divide rational expressions.

Notes_Day 3 Mult & Div RE.notebook October 23, 2018

Recall: How do you multiply & divide these fractions?

We multiply rational expressions the same way that we multiply fractions.

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Notes_Day 3 Mult & Div RE.notebook October 23, 2018

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Notes_Day 3 Mult & Div RE.notebook October 23, 2018

Multiplying Rational ExpressionsReminders:• Key to ALL rational Expressions is FACTOR!• When multiplying exponents we add the powers.

Examples:

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Notes_Day 3 Mult & Div RE.notebook October 23, 2018

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Notes_Day 3 Mult & Div RE.notebook October 23, 2018

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Notes_Day 3 Mult & Div RE.notebook October 23, 2018

HW: p.190­192

#8 ­ 14, 24 ­ 31, 36 ­ 41, 47 ­ 53

Start of book work

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Notes_Day 3 Mult & Div RE.notebook October 23, 2018

Notes_Day 3 Mult & Div RE.notebook October 23, 2018

Notes_Day 3 Mult & Div RE.notebook October 23, 2018

ANSWERS