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

cells, Cell Division) 1. Which of the following statements is NOT part of the cell theory? a. Cells are the basic unit of structure and function in living thing
Please help me!!!!!it's on the seven years war!!will give brainliest for best or correct answer!!!
The straight line L passes through the points (0, 12) and (10, 4). Find an equation for L.
Explain what it means to be considered a “renewable” energy source, and what it means to be a “non-renewable” energy source.
I'm so slow when it comes to math. can someone try to help me please no links
who ever gets this answer right will get a brainlest options: Angle line line segment point ray none of these
What is a scientific theory? A. A hypothesis B. An experiment C. An educated guess D. An idea supported by evidence
what was the median number of the text message that she sent 7, 4, 5, 13,
OFFERING DECENT AMOUNT OF POINTS PLEASE HELP
hey guys iv got one 3 tons to pounds thanks so much.