I need to see more in order for me to answer this question for you...
The answer is 0 this is the answer
The answer is 7,8,9. Hope this helps
Answer:
Step-by-step explanation:
Data given in the question:

Task is to rationalize the expression.
Solution:-
To rationalize the denominator we have to multiply the numerator and denominator by the root of the denominator.

root of
is 
Multiplying the Nr and Dr by the root.


We can put 0, 1 and 2 for x then y will be :
0, -4 and -8

good luck