jalenmavery
jalenmavery jalenmavery
  • 01-03-2018
  • Mathematics
contestada

Which is the focus of a parabola with equation y2=-12x

Respuesta :

calculista
calculista calculista
  • 01-03-2018
we have
y²=-12x

the vertex is the point (0,0)------------- > see the attached figure

standard form: (y-k)^2=4p(x-h), with (h,k) being the (x,y) coordinates of the vertex.
vertex(0,0) 
4p=-12---- > p=-12/4
p=-3
Focus:(-3,0)

the answer is (-3,0)   
Ver imagen calculista
Answer Link

Otras preguntas

The Parliamentary Reform Act of 1832 focused on changes to the electoral system of the United Kingdom. It expanded the number of people who were allowed to vote
Which statement reflects Thomas Gibson‘s view of interstate commerce
how was the case of United States v. Stevens 2010 similar to the Marbury Madison case
according to rudyard kipling what is the white man's burden
Culinary Arts AGAIN!!! Please help me
what does each 1 degree increment in the Fahrenheit scale signify? (ANSWER NOW)
Find the prime factorization of the following number 170
During an action potential, the charge seems to “jump” from node to node rather than flow continuously down the axon, a process known as:
What is the approximate value of 200,000 x 200
Which event is most associated with Jim Fisk and jay Gould