equations
Source: Ireland 1994
June 29, 2009
Problem Statement
Suppose that are distinct real numbers for which there exist real numbers that satisfy the following equations:
x\plus{}y\plus{}z\equal{}1,
a^2 x\plus{}b^2 y \plus{}c^2 z\equal{}\omega ^2,
a^3 x\plus{}b^3 y \plus{}c^3 z\equal{}\omega ^3,
a^4 x\plus{}b^4 y \plus{}c^4 z\equal{}\omega ^4.
Express in terms of .