Math Problem Statement

un=(-1)n.n/n+1 n€N la suite semble t elle convergente? quelle semble etre leur limite? vérifie la valeur trouvée en calculant u100 et u150

Solution

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Math Problem Analysis

Mathematical Concepts

Sequences and Series
Convergence
Oscillating Sequences

Formulas

u_n = (-1)^n * n / (n + 1)

Theorems

Convergence of a Sequence
Oscillating Sequences

Suitable Grade Level

Undergraduate Mathematics or Advanced High School (Grades 11-12)