Question 616452
x*y=x+y
A) roots are -2 and 2
-2*2=-4
-2+2=0
no
B)1 and 1
1*1 not equal to 2
no
C)x=2 and 2
2*2=2+2
yes
D)3 and 2
3*2 not equal 3+2
no
E)
-2 and -2
no
C) is the only answer