Erica305911
Erica305911 Erica305911
  • 04-08-2016
  • Mathematics
contestada

What are the center and radius of the circle defined bt the equation x sqaured + y sqaured - 6x + 10y + 25 = 0?

Respuesta :

caylus
caylus caylus
  • 04-08-2016
Hello,

x²+y²+6x+10y+25=0
==>x²+2*3x+3²+y²+2*5y+5²-9=0
==>(x+3)²+(y+5)²=3²

Center is (-3,-5) and radius 3
Answer Link

Otras preguntas

Who is the current vice president of the united states?
What is 855,000,000,000 in scientific notation?
If percent markup on cost and selling price is know, one is able to compute the.... a. cost b. amount of markdown c. none of the above d. selling price is whol
A geologist finds that the number of fossils in a rock layer had significantly fewer fossils of all types than the layers above and below it. Which Is the best
How do Eukaryotic and Prokaryotic cells use cell structures to perform a specific function within an organelle?
9. Mark had lived in a small city for all of his life, and local people thought of him as a solid citizen. In this sentence, the word solid most likely mean
harding and coolidge both based their foreign policy on a return to
Write a 4- digit number that is less than 2,340
when was kevin costner born
During the 1970's which price of legislation did the national organization for women actively promote though it was never ratified