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

Answer two questions about Equations A and B: A. 3(2+2) = 18 B. 2 + 2 = 6 1) How can we get Equation B from Equation A?
Write down one way we can build community at school?
A truck is moving with a certain uniform velocity. It is accelerated uniformly by 0.75 m/s^2. After 20 seconds , the velocity becomes 72km/h.Find the initial ve
Why did Norway go to war in 1864?
can anyone help me with this Function
To prepare a budgeted balance sheet as of December 31, 2020, data is needed from the ______ December 31, 2019. income statement for the year ended
Select the correct answer.What is the value of this expression when g= -3.5?8-[2g-5]OA.20OB.10OC. 6OD.-4​
when vector contains distance and direction it also known as
WILL MARK BRAINLIEST!!!!!!!! Which is one way that spring and neap tides are different from regular tides? O They occur twice a day. O They are caused by wind.
Write this number in standard form. 300+80+0.9+0.06+0.001