xoxaraya xoxaraya
  • 09-04-2020
  • Mathematics
contestada

x2 + y2 – 4x + 10y + 4 = 0.
find the center and radius of a circle

Respuesta :

ghanami
ghanami ghanami
  • 11-04-2020

Answer:

the center is : (2 , - 5) and radius 5

Step-by-step explanation:

hello :

x² + y² – 4x + 10y + 4 = 0

(x²-4x)+(y²+10y)+4 =0

Completing The Square :

(x²-4x+4)-4+(y²+10y+25)-25+4 =0

(x-2)²+(y+5)²= 5²  .....standard form

the center is : (2 , - 5) and radius 5

Answer Link

Otras preguntas

The weight of an object on Mars varies directly with its weight on Earth an object that weighs 50 pounds on Mars weighs 150 lbs on Earth of an object weighs 120
Can someone help me to fill the blank or fix some of those if I wrong? Please help me!!!
What type of change is baking a cake? Why?
Fine the equation, in standard form, of the line passing through the points (3,-4) and (5,1)
FIRST PERSON WITH ANSWER RIGHT GETS BRANILY 1. Kim's age is twice that of her sister. When you add Kim's age to her sister's age, you get 36. How old is each si
Pedro did not save any money for college. What is his best option for job training? (a) Ask his parents for money (b) Choose another career path (c) Take out st
using the diagram at the right,find the leanth
Unit 6 Grammar Quiz: MARK AS BRAINIEST AND 200 POINTS Question 3 options: Choose the verb from the word bank that best completes the sentence AND conjugate it.
What are partial quotients
Who emphasized importance of studying through understanding the meaning individuals attach to their own actions