jomomma5 jomomma5
  • 04-04-2020
  • Mathematics
contestada

a quadratic function that has the vertex (-2, -4) and passes through the point (-1, -6)

Respuesta :

kenlingdad kenlingdad
  • 04-04-2020

Answer:

f(x) = -2 (x + 2)² - 4  

Step-by-step explanation:

f(x) = a (x - h)² + k     (h , k) is vertex    h = -2     k = -4

pass point (-1 , -6)     f(x) = -6 and x = -1

-6 = a (-1 - (-2))² + (-4)

-6 = a - 4

a = -2

quadratic function: f(x) = -2 (x + 2)² - 4

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