MathDB

A1

Part of 1956 Putnam

Problems(1)

Putnam 1956 A1

Source: Putnam 1956

7/1/2022
Evaluate \lim_{x\to \infty} \left( \frac{a^x -1}{x(a-1)} \right)^{1\slash x}, where a>0a>0 and a≠1.a\ne 1.
Putnamlimitgeometric series