Math Problem Statement
En funktion er givet ved f(x)=x^2+2x-8 besvar nu c: a) Løs uligheden f(x)≤0.
Solution
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Math Problem Analysis
Mathematical Concepts
Algebra
Quadratic Inequalities
Factoring
Formulas
Quadratic equation formula ax^2 + bx + c = 0
Factoring method for solving inequalities
Theorems
Quadratic formula
Sign analysis for inequalities
Suitable Grade Level
Grades 9-10