Radicals Flashcard Review

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What is a radical?

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A radical is an expression that includes a root, such as a square root (√) or cube root (∛). It represents the operation of finding a number that, when multiplied by itself a certain number of times, gives the original number.

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What is the square root of 4?

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The square root of 4 is 2, since 2 x 2 = 4.

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How do you multiply radicals?

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What is the principle of simplifying radicals?

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The principle of simplifying radicals involves expressing the radical in its simplest form, which includes removing perfect squares from under the radical sign.

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What does it mean to rationalize the denominator?

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Rationalizing the denominator means to eliminate any radicals in the denominator of a fraction by multiplying the numerator and denominator by a suitable radical.

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