Roots are the opposite of powers. As 2 squared is 4, then a square root of 4 must be 2. \(2^2 = 4\). Reversing this gives \(\sqrt{4} = 2\). To find square roots or cube roots, work backwards from ...

The C routine in Listing 1 generates the cube root of either a positive or a negative number. The number can range from a small fraction to greater than 1 billion. Note that this idea is irrelevant ...