Math Problem Statement

Dada a função f(x)=x²-2x-m. Determine M para que a função tenha duas raízes reais.

Solution

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Math Problem Analysis

Mathematical Concepts

Quadratic Equations
Discriminant
Roots of Equations

Formulas

Quadratic equation formula: ax^2 + bx + c = 0
Discriminant formula: Δ = b^2 - 4ac

Theorems

Nature of roots theorem for quadratic equations

Suitable Grade Level

High School