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- Dictionarysquare root
noun
- 1. a number which produces a specified quantity when multiplied by itself: "7 is a square root of 49"
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- Square root
Inverse operation of square for finding the original base number
In mathematics, a square root of a number x is a number y such that y 2 = x {\displaystyle y^{2}=x} ; in other words, a number y whose square is x. For example, 4 and −4 are square roots of 16 because 4 2 = ( − 4 ) 2 = 16 {\displaystyle 4^{2}=(-4)^{2}=16}. Wikipedia
