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MMO 027 Moscow MO 1936 system x+y=a, x^5 +y^5 = b^5

Source:

July 18, 2019
algebrasystem of equationsparameter

Problem Statement

Solve the system {x+y=ax5+y5=b5\begin{cases} x+y=a \\ x^5 +y^5 = b^5 \end{cases}