37th Austrian Mathematical Olympiad 2006
Source: round1, problem2 - systems of equations
February 10, 2009
algebrasystem of equationsalgebra unsolved
Problem Statement
Let be a positive integer an a real number. Determine all real solutions to following system of equations:
x_1\plus{}ax_2\equal{}0
x_2\plus{}a^2x_3\equal{}0
…
x_k\plus{}a^kx_{k\plus{}1}\equal{}0
…
x_n\plus{}a^nx_1\equal{}0