$\"\"$

The sequence is $\"\"$ .

The terms of the sequence are

$\"\"$ .

The sequence is $\"\"$ .

$\"\"$

Graph :

Graph the sequence is $\"\"$ .

$\"\"$

Observe the graph :

The sequence is diverges.

$\"\"$

If a sequence $\"\"$ is convergent, then there exist $\"\"$ , where $\"\"$ is a constant.

The sequence is $\"\"$ .

$\"\"$ .

The sequence diverges.

$\"\"$

The sequence is diverges.