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