Math Problem Statement

Tìm tất cả các hàm số f : R → R thoả mãn f(x2 +y2) = xf(x)+yf(y)∀x,y ∈ R

Solution

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Math Problem Analysis

Mathematical Concepts

Functional Equations
Linear Functions
Odd Functions

Formulas

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Theorems

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Suitable Grade Level

Advanced High School