x2
x
=0
-3x2+11x
-3x2+11x-10=0
-3x2+11x-8=0
-3x2+11x-6=0
-3x2+11x+4=0
-3x2+11x+14=0
-3x2+11x+20=0
-10
-8
-6
4
14
20