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

50 POINTS What is the value represented by the letter E on the box plot of the data? 45, 45, 50, 55, 60, 65, 72, 75, 80, 80, 90
In what way are the girls in the story and the sister in the poem similar? A. Both the girls and the sister tell a boy that he is making a poor choice in a sit
Giving brainliest :D (show steps in a simple way ty!)
What mass of aluminum (in g) would be required to completely react with 1.00 L of 0.450 M HBr in the following chemical reaction? 2 Al(s) + 6 HBr(aq) → 2 AlBr₃
Hello people ~What literary device has been used in, "maybe I've stormed out of every single room in this town." ?​
Urgent mail Messages may appear on the Home Screen of the lottery terminal at any time true or false
A family of five went out to dinner at HogTastic Pit BBQ. They all ordered the buffet and drink at $12.80 each. They left a 15% gratuity for the waitress on the
Stem-changing verbs. Fill in the blank with the correct form of stem-changing verbs 1. Marta no ________ comer ahora. Ella está llena (full). a. quiero b. qui
I WILL GIVE 20 POINTS TO THOSE WHO ANSWER THIS QUESTION RIGHT NOOOO SCAMS AND EXPLAIN WHY THAT IS THE ANSWER
Can someone explain it to me!