Radicals & Simplifying Radical Expression

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What is a radical expression?

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A radical expression is an expression that includes a root, such as a square root, cube root, etc. The number under the root is called the radicand.

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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 form where the radicand has no perfect square factors other than 1, and no radicals appear in the denominator.

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What is the square root symbol called?

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The square root symbol is called a radical.

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The expression is not in simplified form because a radical appears in the denominator of a fraction.

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What is a radicand?

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A radicand is the number or expression inside a radical symbol.

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What is the process of removing a radical from the denominator called?

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The process of removing a radical from the denominator is called rationalization.

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