MathDB
x^4 - 5x + a = 0 (V Soros Olympiad 1998-99 Round 3 11.5)

Source:

May 26, 2024
algebra

Problem Statement

Find all values of the parameter aa for which the sum of all solutions (meaning real solutions) of the equation x4āˆ’5x+a=0x^4 - 5x + a = 0 is equal to aa