Math Problem Statement

Calculer la limite lorsque x tend vers 0 de x sur racine de x²+1 moins 1

Solution

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Math Problem Analysis

Mathematical Concepts

Calculus
Limits
Conjugate Method

Formulas

\lim_{x \to 0} \frac{x}{\sqrt{x^2 + 1} - 1}
Multiplication by conjugate: \frac{a - b}{c - d} \times \frac{a + b}{a + b} = \frac{(a - b)(a + b)}{(c - d)(a + b)}

Theorems

Limit Theorem
Conjugate Multiplication Method

Suitable Grade Level

Grades 11-12 (Pre-Calculus and Calculus Level)