sqrt(2) = 1.414214, sqrt(2)/2 = 0.707107
Alternatively,
sqrt(2)/2 = sqrt(2)/[sqrt(2)*sqrt(2)] = 1/sqrt(2) = 1/1.414214 = 0.707107
Conventionally, the radical (if any) appears in the numerator, not the denominator.
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You take a guess as to an approximate square root, for example 2, which is the square root of 2. You divide 5 by 2, to get 2.5. The real square root will be between 2 and 2.5, so you take the average of these two (2.25). You divide 5 by 2.25 to get the next approximation. Repeat a few times, until you have the desired accuracy.
it would be 16,00 because any time you want a square root of a number you always no matter what you will divide by 2
You can combine square roots when you multiply or divide. For example: root(2) x root(3) = root(6). You cannot do the same for addition and subtraction. For example, root(2) + root(3) can't be simplified.
You can use logrithms.Take your log table.Look for the log value of 2.Now divide that value by 2(you should devide by 2 if you want square root,devide by 3 if you want cubic root).Now take the antilog value.It is equal to square root.
Divide the square root by itself