# 11-2 Radical Expressions Standard 2.0 Three Key Terms One Rule.

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11-2 Radical Expressions Standard 2.0 Three Key Terms One Rule

CA Standard 2.0 Understand and use the operation of a taking a root.

Vocabulary Radical Expression Radicand The entire expression written with a radical sign. The expression that is written under the radical Radical Expression Radicand

Vocabulary Imaginary Number A number that is not part of the real number system

Examples of Real and Imaginary Numbers 1. 2. 3. 4. 1. Irrational 2. Imaginary 3. Imaginary 4. Rational

#5 Evaluate the expression Imaginary

#6 Evaluate the expression Imaginary

#7 Real Number Sets Determine the values of x that make each expression a real number.

#8 Real Number Sets Determine the values of x that make each expression a real number.

Perfect Square Radicands The radical sign actually means the radicand is to the one-half power.

Perfect Square Radicands Partially

#9 Simplify

#10 Simplify

#11 Simplify

#12 Simplify

#13 Simplify

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