Math Problem Statement

Soitf :Z→Nl’applicationdéfiniepar: f(n)=    n2−1 sin>0 0 sin≤0 1.Déterminerf−1({0,3}).

Solution

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Math Problem Analysis

Mathematical Concepts

Functions
Inverse Functions
Quadratic Equations
Set Theory

Formulas

f(n) = n^2 - 1 (for n > 0)
f(n) = 0 (for n ≤ 0)
n^2 = 4 → n = 2 (for f(n) = 3)

Theorems

Inverse Function
Quadratic Solution

Suitable Grade Level

Grades 10-12