Skip to content / Đến nội dung
ThichHocToan.com

MathNet 2006 — Part 01 Question 23

Math Olympiad Vault · MathNet 2006 — Part 01

Question 23

Compute the sum of all real numbers $x$ such that
$$
2 x^{6}-3 x^{5}+3 x^{4}+x^{3}-3 x^{2}+3 x-1=0
$$