Math Problem Statement
f(x)=-4(x-2)^2+5 bestem rødderne for f
Solution
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Math Problem Analysis
Mathematical Concepts
Algebra
Quadratic Functions
Roots of Equations
Formulas
Quadratic function in vertex form: f(x) = a(x - h)^2 + k
Solving for roots: Set f(x) = 0 and solve for x
Square root principle: x^2 = a => x = ±√a
Theorems
Quadratic Root Theorem
Suitable Grade Level
Grades 9-11