Question

Find the domain for each expression:

1. 1/x

2. 1/x+5

3. X+5/x+5

4. X^2/x

5. 7/x-2

Answer 1

1. X<0 or x>0
2. X<0 or x>0
3. X<0 or x>0
4. X<0 or x>0
5. X<2 or x>2