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

PLEASE HELP ASAP! Which of the following industries was doing well and showing strong sales in the 1920s. A. Agriculture. B. Automobile. C. Textile manufacturi
Which topic would be most appropriate for a 4-5 page research paper
Which are characteristics of feudalism? Select all that apply. A) the upper classes consisting of merchants and business people B) a country's wealth being ba
Another word for falls
Plz help me i need it
The main functions of Human Resources Management include _____. training determining compensation evaluating a potential employee’s promise and effectiveness
Plz help me!!!!!!!!!!
What is the kinetic energy of a 155 kg object that is moving with a speed of 18 m/s? With Details.
Which of the following could representthe unit side lengths of a right triangle?A 8,8; 16 C 12, 24, 36B 2,4,5 D 8, 15, 17​
what is the answer?​