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What is the positive and negative square roots of 256?
The positive square root of 256 is 16 because 16 multiplied by 16 equals 256. The negative square root of 256 is -16 because -16 multiplied by -16 also equals 256. In general, for any positive number x, the square roots of x are both a positive and a negative number, with the positive square root being the principal square root.
What is a principal square root?
The principal square root is the non-negative square root.
What is the square root of 65536?
The square root of 65536 is 256. This is because the square root of a number is a value that, when multiplied by itself, gives the original number. In this case, 256 multiplied by 256 equals 65536. The square root function is the inverse of squaring a number.
What is the principal square root of 9?
The principal square root of 9, the positive integer which is the square root of the number, is 3.
What is the principal square root of 225?
The principal (positive) square root of 225 is 15.
