How to Estimate Negative and Positive Square Roots
A square root of a number \(n\) is a value that, when multiplied by itself, gives the number \(n\). Every positive real number has two square roots. One is positive, and the other is negative. For instance, the positive square root of \(9\) is \(3\) (because \(3\times3=9\)) and the negative square root is \(-3\) (because […]