HMMT 二月 2008 · GEN1 赛 · 第 5 题
HMMT February 2008 — GEN1 Round — Problem 5
题目详情
- [ 4 ] The function f satisfies 2 f ( x ) + f (2 x + y ) + 5 xy = f (3 x − y ) + 2 x + 1 for all real numbers x, y . Determine the value of f (10).
解析
- [ 4 ] The function f satisfies 2 f ( x ) + f (2 x + y ) + 5 xy = f (3 x − y ) + 2 x + 1 for all real numbers x, y . Determine the value of f (10). Answer: − 49 Same as Algebra Test problem 4.