City Zhautykov 2025 Grade 8 Problem 8

Solve the system of equations in reals $$\left\{ \begin{matrix} 2\sqrt{a}=b^{2025}+c^{2025},\\ 2\sqrt{b}=a^{2025}+c^{2025}, \\ 2\sqrt{c}=a^{2025}+b^{2025}. \end{matrix}\right.$$

import Mathlib.Data.Real.Sqrt

def answer : Set (ℝ × ℝ × ℝ) := sorry

theorem solution (a b c : ℝ) (ha : 0 ≤ a) (hb : 0 ≤ b) (hc : 0 ≤ c) :
    2 * √a = b ^ 2025 + c ^ 2025 ∧
    2 * √b = a ^ 2025 + c ^ 2025 ∧
    2 * √c = a ^ 2025 + b ^ 2025 ↔
    (a, b, c) ∈ answer := sorry

Submit Solution

Login to submit a solution.

Recent Submissions

# User Time (UTC) Status
200 kappa Long time ago PASSED
196 ansar Long time ago PASSED
177 Kitsune Long time ago PASSED
View all