Radicals & Simplifying Radical Expression

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What is a radical expression?

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What does it mean to simplify a radical expression?

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To simplify a radical expression means to rewrite it in a simpler form, usually by removing any perfect square factors from the radicand.

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What is a radicand?

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What are perfect square factors?

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Perfect square factors are numbers that can be expressed as the square of an integer. For example, 1, 4, 9, 16, etc.

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What is the rule for simplifying radicals in the denominator?

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To simplify a radical in the denominator, multiply the numerator and denominator by the radical to eliminate it from the denominator.

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What is the first step in simplifying a radical expression?

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Identify and factor out any perfect square factors from the radicand.