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Expressed as a surd, the square root of 84 is equal to 2 sqrt (21).

√84 = √(4 x 21) = √4√21 = 2√21

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โˆ™ 2009-12-27 01:14:04
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โˆ™ 2020-09-10 08:46:23
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Q: Simplify the square root of 84?
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