HMMT 二月 2019 · ALGNT 赛 · 第 2 题
HMMT February 2019 — ALGNT Round — Problem 2
题目详情
- Let N = 2 and x be a real number such that N = 2 . Find x . y x 2 2 3 3
解析
- Let N = 2 and x be a real number such that N = 2 . Find x . Proposed by: Yuan Yao Answer: 66 We compute 4 6 N 16 4 · 2 2 +2 66 N 16 4 · 2 2 2 ( ) N = 16 = 2 = 2 = 2 , so x = 66 . y x 2 2 3 3