9.3 Day 2 Simplifying, Multiplying & Dividing Rational Expressions.notebook 1 February 23, 2017 Algebra 2 9.3 Day 2 • Refresher of 9.3 Day 1 • Multiplying and simplifying rational expressions • Dividing and simplifying rational expressions
9.3 Day 2 Simplifying, Multiplying & Dividing Rational Expressions.notebook
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February 23, 2017
Algebra 29.3 Day 2• Refresher of 9.3 Day 1• Multiplying and simplifying rational
expressions• Dividing and simplifying rational
expressions
9.3 Day 2 Simplifying, Multiplying & Dividing Rational Expressions.notebook
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Day 1 Refresher:
Factor numerator and denominator, then cancel what you can.
9.3 Day 2 Simplifying, Multiplying & Dividing Rational Expressions.notebook
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Multiplying Rational Expressions:Factor what you can from each fraction first.
Then multiply straight across, do not combine factors.
Then cancel terms that are in both the numerator and denominator.
9.3 Day 2 Simplifying, Multiplying & Dividing Rational Expressions.notebook
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Simplify:
9.3 Day 2 Simplifying, Multiplying & Dividing Rational Expressions.notebook
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Simplify:
9.3 Day 2 Simplifying, Multiplying & Dividing Rational Expressions.notebook
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When you need to factor using "Slide & Divide" (aka the Berry Method):
Factor the numerator and denominator using slide and divide. Then cancel what you can.
9.3 Day 2 Simplifying, Multiplying & Dividing Rational Expressions.notebook
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PreAP Example:
9.3 Day 2 Simplifying, Multiplying & Dividing Rational Expressions.notebook
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Dividing Rationals:
Multiply by the reciprocal!
9.3 Day 2 Simplifying, Multiplying & Dividing Rational Expressions.notebook
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Last Example: