Math Problem Statement
Si la ecuación cuadrática 18x^2+39x+k−13=0 tiene dos raíces reales repetidas, entonces k es igual a:
Solution
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Math Problem Analysis
Mathematical Concepts
Algebra
Quadratic Equations
Discriminant
Formulas
Discriminant formula Δ = b^2 - 4ac for quadratic equations ax^2 + bx + c = 0
Theorems
Discriminant Theorem
Suitable Grade Level
Grades 9-11
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