Question

What are the excluded value(s)?

Answer 1

since dividing by zero is a bad thing .... we need to exclude (omit, get rid of, dont use) any values that make the denom go zero

Answer 2

-2,-6/

Answer 3

at this point, you should be familiar with methods of finding the zeros of a quadratic

Answer 4

last terms is negative, so opposite signs; middle term is negative so larger value is positive ....

Answer 5

2 and 3 look to math the set up to me

3 and -2