Math Problem Statement
Solution
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Math Problem Analysis
Mathematical Concepts
Algebra
Quadratic Equations
Imaginary Numbers
Formulas
7x^2 + 21 = 0
Quadratic equation standard form ax^2 + bx + c = 0
Square root of negative numbers: x = i√3
Theorems
Quadratic Equation Theorem
Properties of Imaginary Numbers
Suitable Grade Level
Grades 9-12
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