jorhagenbuch730
jorhagenbuch730 jorhagenbuch730
  • 02-03-2021
  • Mathematics
contestada

identity the vertex, focus, and directrix

identity the vertex focus and directrix class=

Respuesta :

tedorika tedorika
  • 02-03-2021

Answer:

vertex: (0, 0)

focus: (-7, 0)

directrix: x=7

Step-by-step explanation:

  1. divide both sides by (-1/28) and you will get y^2=-28x
  2. -28=-4p ----> p=7
  3. focus=(-p, 0) ------> (-7, 0)
  4. directrix=x=p  ---------> x=7
Answer Link

Otras preguntas

How many megabytes of data can a 4.7 gigabyte DVD store
In 2012, the ________ metropolitan area replaced new york city as the most ethnically diverse city in the country.
The infinitive is the most versatile verb form because it can be used asThe infinitive is the most versatile verb form because it can be used as A. a verb, a no
Can someone help me with these 3
_______reduce the physical and psychological symptoms of anxiety by reducing brain activity.
you're least likely to feel that an internet source is reliable if the informations is posted
What is the unit rate of 72 ounces in 6 steaks
how did lincoln honesty affected the outcome of the war
HELPPP Plzzzzzzzzzz ASAP Use Addition of Composite Figures to find the total shaded regions. 1) Find the shaded area. Round your answer to the nearest tenth, if
A binomial is defined as what?