1 : Consider the following rational function:

What is the sum of the values which have vertical asymptotes? .

2 : Consider the following rational function:

What is the sum of the values which have vertical asymptotes? .

3 : Consider the following rational function:

What is the sum of the values which have vertical asymptotes? .

4 : Consider the following rational function:

What is the sum of the values which have vertical asymptotes? .

5 : Consider the following rational function:

What is the sum of the values which have vertical asymptotes? .

6 : Consider the following rational function:

What is the sum of the values which have vertical asymptotes? .