Math Problem Statement
căn x bình + 4 = x + 2
Solution
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Math Problem Analysis
Mathematical Concepts
Radical Equations
Algebra
Formulas
Square both sides: (√(x^2 + 4))^2 = (x + 2)^2
Expand: (x + 2)^2 = x^2 + 4x + 4
Theorems
Property of Square Roots
Quadratic Expansion
Suitable Grade Level
Grades 9-11