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Which square root of 225 has a negative value?
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Which square root of 225 has a negative value?

User Mogens
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2 Answers

3 votes

The two square roots of 225 are +15 and -15.

However, since negative values are usually not considered answers for practical purposes, the principal square root of 225 is +15 (i.e., √225 = 15).

User Jeff Janes
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9.0k points
3 votes
I think -15 not sure
User Jacek Krawczyk
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7.9k points
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