$\"\"$

The function $\"\"$ .

Evaluate the limit.

$\"\"$

Apply the formula: $\"\"$ .

$\"\"$ .

Therefore the function has removable vertical asymptote at $\"\"$ .

$\"\"$

Graph the function $\"\"$ .

$\"\"$

Observe the graph:

The function is continuous at $\"\"$ .

The graph has removable discontinuity at $\"\"$ .

$\"\"$

Removable discontinuity at $\"\"$ .