martinezlittleman
martinezlittleman martinezlittleman
  • 04-02-2019
  • Mathematics
contestada

The vertex of this parabola is at (-2, 5). Which of the following could be it’s equation? A. Y=3(x+2)^2-5 B. Y=3(x-2)^2-5 C. Y=3(x+2)^2+5 D. Y=3(x-2)^2+5

Respuesta :

carlosego
carlosego carlosego
  • 04-02-2019

Answer:  C. [tex]y=3(x+2)^{2} +5[/tex]


Step-by-step explanation:

1. You have the following equation of the parabola in Vertex form:

[tex]y=a(x-h)^{2}+k[/tex]

Where h is the x-coordinate of the vextex and k is the y-coordinate of the vextex.

2. You know that the vertex of this parabola is at (-2, 5), then, susbtitute this point into the equation. Then, you obtain:

[tex]y=3(x+2)^{2}+5[/tex]

3. Therefore, the answer is the option C.


Answer Link
jdeleon109 jdeleon109
  • 18-07-2019

Answer: y= 3(x+2)^2+5

Step-by-step explanation:

Answer Link

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