Math Problem Statement
Cho x,y,z là các số thực thỏa mãn x^2 = y+2; y^2 = z+2 ; z^2 = x+2. CMR: x+y+z nhận giá trị nguyên
Solution
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Math Problem Analysis
Mathematical Concepts
Quadratic Equations
Symmetric Equations
Sum of Variables
Formulas
Quadratic equation
Sum of squares
Theorems
Symmetric equations solutions
Suitable Grade Level
High School