Math Problem Statement
Se lanza una flecha con una velocidad inicial de 25 m/s. La altura (en metros) que alcanza la flecha en funci´on del tiempo (en segundos) est´a dada por el modelo h(t) = −10t2 + 25t. Para qu´e intervalo de tiempo la flecha est´a a una altura inferior a los 10 m.?
Solution
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Math Problem Analysis
Mathematical Concepts
Algebra
Quadratic Equations
Inequalities
Projectile Motion
Formulas
Quadratic equation formula: ax^2 + bx + c = 0
Projectile height formula: h(t) = -10t^2 + 25t
Discriminant formula: Δ = b^2 - 4ac
Theorems
Quadratic formula
Discriminant analysis for real solutions
Suitable Grade Level
Grades 9-12
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