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

What are two examples of a just war
Many private universities depend heavily on -------, the wealthy individuals who support them with gifts and bequests. (A) instructors (B) administrators (C)
What two behaviors that allow organisms that stay in Masssachusetts all year to survive seasonal changes?
Why does copper have a high melting point?
What is the slope-intercept form of 9x +3y −6 = 0?
How would a person living in a moderate climate (not too hot, not too cold) most likely lose the greatest amount of water? A) perspiration B) Urine C) Exhalatio
A fertile hypha that bears spores is called a?
Which term correctly identifies the underlined words in the sentence? The waiter taking our orders appeared distracted. A.participial phrase  B.participle  C.in
Which of the following is not a perfect square trinomial?1)144 + 12y + y^22)100 + 20y + y^23)64 − 16y + y^24)25 + 10y + y^2i need help with this one, please...
What was something explorers wanted to buy in the Indies?