Question

resolva a fórmula de braskara x²+6x-5=0​

Answer 1

Resposta:

-x^2+6x-5=0

delta=b^2-4ac

delta=6^2-4.(-1).(-5)

delta=36-20

delta=16

x=-b-/+ raiz de delta/2a

x=-6-4/2.(-1)

x=-10/-2

x=5

x=-6+4/2.(-1)

x=-2/-2

x=1