kholdkenzie kholdkenzie

03-03-2021
Mathematics

contestada

Determine the center and radius of the following circle equation: x² + y2 + 2x – 2y – 62 = 0

Respuesta :

simeon5 simeon5

03-03-2021

Step-by-step explanation:

x²+2x+y²-2y=62

using completing the square

x²+2x+1+y²-2y+1=62+1+1

(x+1)²+(y-1)²=64

(x+1)²+(y-1)²=8²

(x-a)²+(y-b)²=r²

by comparison

(a,b)=(-1,1)

a,b is the center of the circle

r=8unit

r is the radius

Answer Link

Otras preguntas

How did the Constitution overcome the weaknesses of the Articles of Confederation?

what is 25 times 50?

The end of the war in Europe compared to the end of the war in the Pacific?

Why was the Reapportionment Act of 1929 passed?

When and where did jainism develop ?

American expansion abroad was fueled by all of the following EXCEPT __________. the closing of the frontier a rise in industrial production fear of being closed

What idea was proposed by 19th-century socialists? A return should be made to the guild system of the Middle Ages. Government should own the means of production

Civil society refers to

How did the industrial revolution affect the political, social, economic, population, and transportation changes brought to each region (North, South, West, Mid

The process through which professional scientists evaluate the quality of each others’ research is called