Question

x ao quadrado +5 x-6=0

Answer 1

x²-5x+6=0

a=1
b=-5
c=6

∆=b²-4ac
∆=(25-24)
∆=1

x₁,₂=(-b±√∆)/2a
x₁=(5+1)/2
x₁=3

x₂=(5-1)/2
x₂=2