masha2hip41 masha2hip41
  • 13-01-2021
  • Mathematics
contestada

x^2+6x-19=0 pls helpppp

Respuesta :

tqiu
tqiu tqiu
  • 13-01-2021

Answer:

Step-by-step explanation:

Since this is not factorable, let's just complete the square:

[tex]x^2+6x=19\\x^2+6x+9=28\\(x+3)^2=28\\x+3=\sqrt{28}\\x=2\sqrt{7}-3[/tex]

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