mjfantbh23
mjfantbh23 mjfantbh23
  • 03-08-2021
  • Mathematics
contestada

What equation represents the parabola with focus (-1,4) and directrix y= -2

Respuesta :

caylus
caylus caylus
  • 03-08-2021

Answer:

Hello

y=(x+1)/12 +1

Step-by-step explanation:

[tex]\text{As the directrice is horizontal:}\\\\\\y=-2 ==> k=-2\\\\Focus=(a,b)=(-1,4)\\\\\boxed{y=\dfrac{x-a}{2(b-k)} +\dfrac{b+k}{2} }\\\\\\y=\dfrac{x+1}{2(4+2)} +\dfrac{4-2}{2} }\\\\\boxed{y=\dfrac{x+1}{12} +1}\\[/tex]

Answer Link

Otras preguntas

Above are two different models of the same triangle. If the area of the model on the left is 24 sq cm, what is the area of the model on the right?
What happened to the Texas settlers when Santa Anna gained power? Santa Anna forced all American settlers to return to the United States. Santa Anna rejected th
how do i solve this ?
Can someone help me use these following words as a sentence I’ll give the brainliest a brainly :)
Find the percent of change from 90 to 12.
Into how many branches do state constitutions divide the government?
What class made up the working class of people in Rome?
What Poetic Device is being used? A. Repetition B. Alliteration ( repetition of first consonant sound in string of words) C. Extended Metaphor ( something is s
A motorcycle travels 1076 meters in 12 minutes. What was the average speed of the motorcycle?
12x+15=12x (pls solve it step by step)