Let $a_0 = 6$ and
\[a_n = \frac{a_{n - 1}}{1 + a_{n - 1}}\]for all $n \ge 1.$  Find $a_{100}.$
Question:
Let $a_0 = 6$ and
\[a_n = \frac{a_{n - 1}}{1 + a_{n - 1}}\]for all $n \ge 1.$  Find $a_{100}.$
Answer:
Let's think step by step.

user
\frac{6}{601}
Let $a_0 = 6$ and
\[a_n = \frac{a_{n - 1}}{1 + a_{n - 1}}\]for all $n \ge 1.$  Find $a_{100}.$
train