alangguth alangguth
  • 23-05-2018
  • Mathematics
contestada

What is the standard form of the equation of a circle given by x^2 + y^2 - 18x + 8y + 5 = 0

Respuesta :

altavistard
altavistard altavistard
  • 24-05-2018
Completing the square:


x^2 - 18x + y^2 + 8y                       = -5
x^2-18x +81 - 81 + y^2 + 8y + 16 - 16 = -5.

Then, (x-9)^2 + (y+4)^2 = -5 + 81 + 16 = 92

Then the desired equation is (x-9)^2 + (y+4)^2 = 92.
Answer Link
Nglenzo2 Nglenzo2
  • 17-04-2020

Answer:

x-9,y+4,92

Step-by-step explanation:

Answer Link

Otras preguntas

why was gerrymandering made illegal?
Convert 4.0 kilometers to meters
Find the GCF of 24, 44, 52
How do animal-like protists differ from plant-like protists?
what is 9,740,399 rounded to the nearest 100,000
Which of the following disadvantages are TRUE of a command economy?(Choose more than one)The availability of many basic health and public services are provided
Karl rides his bicycle 120 feet in 10 seconds. How many feet does he ride in 1 minute?
6 to the 2nd power divided by 2(3)+4=
Convert 4.0 kilometers to meters
if one set of 16 ping-pong balls cost $8, how much will 320 ping-pong balls cost???