Question

What is the limit of `cos(1/x)` as x goes to infinity?

Answer 1

`lim_(xrarroo)cos(1/x) = 1`

Explanation:

`lim_(xrarroo)1/x = 0`

So,

`lim_(xrarroo)cos(1/x) = cos(lim_(xrarroo)1/x) = cos0 =1`