... product involving the root and a reduced polynomial of degreeone less than the original, i.e., P (x)=(x−r)Q(x). Since the roots of Q areexactly the remaining roots of P, the effort of finding additional ... Adams[5], which neatly balances the desire to achieve full machineaccuracy, on the one hand, with the danger of iterating forever in the presence of roundoff error, on the other.#include <math.h>#include ... case the strategy is complete. Otherwise, you then go after quadratic factors of the form (9.5.1) by any of a variety of methods. One such is Bairstow’s method,which we will discuss below in the...