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

Write the equation for the line that passes through the points (4, 5) and (6,9). *
What is 10+x-15-3x please
What is a theme?(5points)
Which bond type is found in ammonium chloride. Select one: a. metallic b. covalent c. ionic
Adam published his personal opinion about the current condition of politics stating,"Though the government is unable to fulfill the demands of the public,they d
ਡwhat is oral history? ​
A certain mixture of paint contains 5 parts white paint for every 4 parts blue paint. If a can of paint contains 75 ounces of white paint, how many ounces of bl
Cómo explicarías tu que el soporte vegetal es más importante que los animales en un ecosistema?
What happened to charlie when he went in the boat
40 POINTS!!!! ANSWER ASAP!!! What is the value of y? O 3 sqrt 3 units O 6 sqrt 3 units O 9 sqrt 3 units O 12 sqrt 3 units