-6+ 86² – hac
27)
when a = 1, b = -14,
2a
c=0

Answer:
[tex]\frac{-(-14)+\sqrt{(-14)^2-4.1.0 } }{2.1}[/tex] = [tex]\frac{14+\sqrt{196-0} }{2}[/tex] = [tex]\frac{14+14}{2}[/tex] = 14
Step-by-step explanation: