Question 122775
A.)
x     y
0     2         0^2+2=2 
1     3         1^2+2=3
2     6         2^2+2=6
3     11        3^2+2=11
4     18        4^2+2=18


B.)  There are no negative values because of the squared "x" in the beginning of the problem.  A negative multiplied by another negative will always be a positive. 


C.)  The Graphs vertex (central point) is (0,2) and two other points to make the graph include (2,6) and (-2,6).