Respuesta :

Answer:

(0, -√2)

Step-by-step explanation:

Given :

  • f(x) = x² - 8

Finding vertex :

  • Given by (h, k)
  • h = -b/2a = 0
  • k = -D/4a
  • D = √0 - 4(1)(-8) = √32 = 4√2
  • k = -4√2/4 = -√2
  • Vertex is (0, -√2)