define the defination of square root scale
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A square root of a number is a value that, when multiplied by itself, gives the number. ... Note that (−4) × (−4) = 16 too, so −4 is also a square root of 16. The symbol is √ which always means the positive square root.
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A square root of a number is a value that, when multiplied by itself, gives the number. ... Note that (−4) × (−4) = 16 too, so −4 is also a square root of 16. The symbol is √ which always means the positive square root.
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