Simplifying Radicals in Mathematics

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What is a radical in mathematics?

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What does it mean to simplify a radical?

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To simplify a radical means to express it in its simplest form, removing any perfect square factors from under the radical sign.

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What is the rule for simplifying radicals with variables?

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When simplifying radicals with variables, ensure that the variable is non-negative and apply the same rules as with numbers, factoring out perfect squares.

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What is a perfect square?

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A perfect square is a number that can be expressed as the square of an integer, such as 1, 4, 9, 16, etc.