jarhead20091 jarhead20091
  • 05-08-2021
  • Mathematics
contestada

Find the focus and directrix of the parabola y = .5(x + 2)2 – 3​

Respuesta :

mdnasim4245com
mdnasim4245com mdnasim4245com
  • 11-08-2021

Answer:

comparing equation with standard equation x

2

=4ay

a=2/5

co-ordinates of focus =(o,a) i.e. (0, 2/5)

equation of directrix=y=-a i.e. y=-(2/5)

length of latus rectum= 4a i.e. 8/5

co-ordinates of latus rectum=(-2a,a) and (2a,a) i.e. (-4/5,2/5) and (4/5,2/5)..

Step-by-step explanation:

And please marks me as brainliests..please and follow me...

Answer Link

Otras preguntas

Evaporation: Evaporation is the process where a _________ changes into a _________.
expand and simplify this can you help  (2x²−3x+4) ( x²+5x−7)
what is the ordered pair solution for;x + 2y = 53x - y = 1
What kinds of activities made up the early economies of the North American colonies?
what is the difference and similarity between a pentagonal prism and a pentagonal pyramid?
The density of ice is 0.92 g/cm3. An ice sculptor orders a one cubic meter block of ice. What is the mass of the block? Hint: 1 m3 = 1,000,000 cm3. Give your an
solve the equation in factoral form   (x+3)(x-2/5=0
Clarence brought 5 rolls of color film and 4 rolls of black - and - white film for his camera for a total of $24.00. The black - and - white cost $1.50 per roll
You begin solving the equation 4 – 5x = 59 by subtracting 4 from both sides. Which is the best choice for Step 2?
what are the steps to evaporation but without heat just evaporation steps to follow