Math Problem Statement
Soient a et b deux réels tels que 0<a<=b. Montrer que ln(1+a/b)*ln(1+b/a)<=ln(2)²
Solution
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Math Problem Analysis
Mathematical Concepts
Logarithmic Functions
Inequalities
Real Analysis
Formulas
ln(1 + a/b) * ln(1 + b/a) <= (ln(2))^2
x = a/b, 0 < x <= 1
Theorems
Logarithmic Inequality
Arithmetic-Geometric Mean Inequality
Suitable Grade Level
Undergraduate Mathematics