Radical Expressions

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Radical Expressions

• Simplifying and Rationalizing

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Factors Products
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Exponents, Factors Products
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Radical Expressions
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What is a Root?

• One of the equal factors of a radicand.

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Reducing or Simplifying Roots
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Reducing or Simplifying Roots
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Adding Subtracting
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Multiplying Radicals
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Multiplying Radicals
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Using Conjugates

• Binomials in the form of (ab) and (a-b) when
  multiplied together give the difference of two
  squares (a2-b2)
• When used with radicals these forms are referred
  to as conjugates and yield rational numbers.
• Take a moment and prove the following yield
  rational numbers

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Answers
-23
68
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Conjugates used to Rationalize
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Uses of Radicals
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Homework

• Please have completed the assignments given.
• p. 248 16-56 Even
• p. 254 16-48 Even