如何证明该数列极限为0

2025-04-14 06:02:47
推荐回答(1个)
回答1:

lim(n->∞) (2^n - 1) / 3^n
= lim(n->∞) (2^n)/(3^n) - 1/(3^n)
= lim(n->∞) (2/3)^n - (1/3)^n
= 0-0
= 0