Section 9'4 Addition and Subtraction of Radical Expressions

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Section 9.4 Addition and Subtraction of Radical
Expressions
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Definition of Similar Radicals

• Two radicals are said to be similar radicals if
  they have the same index and the same radicand.

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Example 1
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Example 2
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Example 3
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Example 5
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Getting Ready for Class

• What are similar radicals?
• When can we add two radical expressions?
• What is the first step in adding or subtracting
  expressions containing radicals?
• What is the golden ratio and where does it come
  from?

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Homework Section 9.4

• p. 596
• 1-45 odd