Math Problem Statement
2x
Solution
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Math Problem Analysis
Mathematical Concepts
Substitution
Algebra
Square Roots
Quadratic Equations
Formulas
y = \sqrt{4 - x}, y^2 = 4 - x
Quadratic equation: ax^2 + bx + c = 0
Solving square roots: \(y = \pm \frac{2\sqrt{10}}{5}\)
Theorems
Substitution method for simplifying complex equations
Square root theorem for solving quadratic expressions
Suitable Grade Level
Grade 10-12