The square root of 4 is +2 or -2. The square root of a number can be either positive or negative. This is because the square of +2 is 4 and the square of -2 is also 4.

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Technically, the square root of a negative number cannot be taken, but if imaginary numbers are allowed, the answer would be 2i. It can be tempting for those people just learning how to deal with square roots to assume t...

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A square root is the result of "unsquaring" a number, or the reversal of the process of squaring. The root is, as its name implies, a squared number reduced to its most basic form.

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The square root of 156 is 12.4899959968. When a person multiplies the number 12.4899959968 by itself, the answer results in 156.

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The square root of 289 is 17. The number 289 is a perfect square, as 17 times 17 is 289. The square of a negative number is a positive number, and this means that -17 times -17 also equals 289. Hence, -17 is also the squ...

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The square root of 8 simplified is 2 times the square root of 2, which equals approximately 2.83. The square root of 8 is found by breaking down 8 into its factors of 4 and 2. The square root of each factor is taken, res...

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The square root of 14 is 3.74166. A square root is simply a number that, when multiplied by itself, yields the product in question. With some numbers, this is quite simple. The square root of 25 is 5, because 5 multiplie...

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