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Worksheet Key 2/23/2019 9:20 PM Simplifying Radicals
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Grade Distribution 1st 4th 7th 9th A 9 2 5 B 8 11 4 C 6 D 3 F 7
D 3 F 7 No Show 1 100+ Range 48-105 45-99 52-103 41-95 Avg 79.3 76.1 80.56 72.31
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SIMPLIFYING RADICAL EXPRESSIONS
2/23/2019 9:20 PM Simplifying Radical Expressions
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Radicals are a way to symbolized a number being rooted
Definitions Square Roots are a number that when squared (multiplied by itself) is equal to the given number Radicals are a way to symbolized a number being rooted 2/23/2019 9:20 PM Simplifying Radicals
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Root Radical Sign Base Review Identifying radicals Unless noted,
we must assume the root is 2 Base
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Review Identifying radicals 2/23/2019 9:20 PM Simplifying Radicals
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10.3 - Simplifying Radical Expressions
STEPS Identify the root and the base Breakdown the base to prime and group them into roots OR perfect roots into radical form Combine all the same radicals (for example if √5 and √5 comes out, drop off the radical and keep the number [5]) Multiply the bases and radicals together 2/23/2019 9:20 PM Simplifying Radical Expressions
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10.3 - Simplifying Radical Expressions
Example 1 Simplify Identify the root and base Root Base 2/23/2019 9:20 PM Simplifying Radical Expressions
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10.3 - Simplifying Radical Expressions
Example 1 Simplify 2/23/2019 9:20 PM Simplifying Radical Expressions
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10.3 - Simplifying Radical Expressions
Your Turn Simplify 2/23/2019 9:20 PM Simplifying Radical Expressions
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10.3 - Simplifying Radical Expressions
Example 2 Simplify 2/23/2019 9:20 PM Simplifying Radical Expressions
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10.3 - Simplifying Radical Expressions
EXAMPLE 3 Simplify Identify the root and base Root Base 2/23/2019 9:20 PM Simplifying Radical Expressions
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10.3 - Simplifying Radical Expressions
EXAMPLE 3 Simplify 2/23/2019 9:20 PM Simplifying Radical Expressions
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10.3 - Simplifying Radical Expressions
EXAMPLE 4 Simplify 2/23/2019 9:20 PM Simplifying Radical Expressions
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10.3 - Simplifying Radical Expressions
Your Turn Simplify 2/23/2019 9:20 PM Simplifying Radical Expressions
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10.3 - Simplifying Radical Expressions
EXAMPLE 5 Simplify 2/23/2019 9:20 PM Simplifying Radical Expressions
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10.3 - Simplifying Radical Expressions
Your Turn Simplify 2/23/2019 9:20 PM Simplifying Radical Expressions
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10.3 - Simplifying Radical Expressions
EXAMPLE 6 Simplify Identify the root and base(s) Root Bases 2/23/2019 9:20 PM Simplifying Radical Expressions
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10.3 - Simplifying Radical Expressions
EXAMPLE 6 Simplify Combine like terms if necessary and multiply. 2/23/2019 9:20 PM Simplifying Radical Expressions
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10.3 - Simplifying Radical Expressions
Your Turn Simplify 2/23/2019 9:20 PM Simplifying Radical Expressions
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10.3 - Simplifying Radical Expressions
Review Simplify 3x • 4x 2/23/2019 9:20 PM Simplifying Radical Expressions
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Steps for Multiplying/Dividing
Multiply only with the same indexes Reduce radicals to proper simplified form Simplify 2/23/2019 9:20 PM Simplifying Radical Expressions
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10.3 - Simplifying Radical Expressions
Example 7 Simplify 3√2 • 2√2 2/23/2019 9:20 PM Simplifying Radical Expressions
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10.3 - Simplifying Radical Expressions
Example 8 Simplify 2√3 • 4√12 2/23/2019 9:20 PM Simplifying Radical Expressions
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10.3 - Simplifying Radical Expressions
Your Turn Simplify 2/23/2019 9:20 PM Simplifying Radical Expressions
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EXAMPLE 9 Simplify 2/23/2019 9:20 PM Radical Operations
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10.3 - Simplifying Radical Expressions
Example 10 Simplify 2/23/2019 9:20 PM Simplifying Radical Expressions
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EXAMPLE 11 Simplify REMEMBER:
No radicals in the denominator; we must multiply by the radical in denominator 2/23/2019 9:20 PM Radical Operations
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10.3 - Simplifying Radical Expressions
Review Simplify 3x + 4x 2/23/2019 9:20 PM Simplifying Radical Expressions
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Add/Subtract Radicals
Reduce radicals to proper simplified form Combine like terms Simplify, if needed 2/23/2019 9:20 PM Radical Operations
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10.3 - Simplifying Radical Expressions
Example 12 Add 2/23/2019 9:20 PM Simplifying Radical Expressions
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10.3 - Simplifying Radical Expressions
Example 13 Add 2/23/2019 9:20 PM Simplifying Radical Expressions
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10.3 - Simplifying Radical Expressions
Example 14 Subtract 2/23/2019 9:20 PM Simplifying Radical Expressions
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10.3 - Simplifying Radical Expressions
Your Turn Subtract 2/23/2019 9:20 PM Simplifying Radical Expressions
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10.3 - Simplifying Radical Expressions
Example 15 Simplify 2/23/2019 9:20 PM Simplifying Radical Expressions
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10.3 - Simplifying Radical Expressions
Example 16 Simplify 2/23/2019 9:20 PM Simplifying Radical Expressions
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10.3 - Simplifying Radical Expressions
Your Turn Simplify 2/23/2019 9:20 PM Simplifying Radical Expressions
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EXAMPLE 17 Simplify 2/23/2019 9:20 PM Radical Operations
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EXAMPLE 18 Simplify 2/23/2019 9:20 PM Radical Operations
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YOUR TURN Simplify 2/23/2019 9:20 PM Radical Operations
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Review Multiply FOIL
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Example 19 Multiply What’s another way of re-writing this?
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Example 20 Multiply 2/23/2019 9:20 PM Multiplying Radicals
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Your Turn Multiply
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Example 21 Multiply
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Your Turn Multiply
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