Math Problem Statement
cuál es el conjunto A si A={(x)|(x) es un número real; ((x)(x))-1=0}
Solution
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Math Problem Analysis
Mathematical Concepts
Algebra
Quadratic Equations
Set Theory
Formulas
x^2 - 1 = 0
x = ±√1
Theorems
Zero-product property
Square root principle
Suitable Grade Level
Grades 7-9