x2
x
=0
-3x2+14x
-3x2+14x-16=0
-3x2+14x-15=0
-3x2+14x-11=0
-3x2+14x-8=0
-3x2+14x+5=0
-3x2+14x+17=0
-16
-15
-11
-8
5
17