Turkish NMO First Round - 2012 Problem - 19 {Algebra}
Source:
July 1, 2012
quadraticsalgebra
Problem Statement
What is the sum of real roots of the equation x4−7x3+14x2−14x+4=0?<spanclass=′latex−bold′>(A)</span>1<spanclass=′latex−bold′>(B)</span>2<spanclass=′latex−bold′>(C)</span>3<spanclass=′latex−bold′>(D)</span>4<spanclass=′latex−bold′>(E)</span>5