NotSoGoodAtMath7056 NotSoGoodAtMath7056

04-09-2017
Mathematics

contestada

Find the center and radius of the circle described by x2 + y2 − 6x + 12y − 19 = 0

Respuesta :

ghanami ghanami

04-09-2017

hello :
x2 + y2 − 6x + 12y − 19 = 0
(x²-6x)+ (y²+12y) -19 = 0
(x²-6x+9)-9 + (y²+12y+36)-36 -19 = 0
(x-3)² + (y+6)² = 8²
the center is : (3 , -6) and radius : 8

Answer Link

Otras preguntas

Please help this is for math

Consider the function shown. f(x) = 3x2 − 15 a. Determine the inverse of f(x).

how do i get the AI tuter to work

The greene family uses 14 gallons of gas on average each week in the family car.How many gallons will the Greene family use on average in 10 years

What are the advantages and disadvantages of different pricing strategies?

Question 12 of 34 Lisa turns the circular handle on a water faucet with a force of 25.0 N. As a result, a force of 125 N is applied to the valve shaft. What is

A marker of new skin claims that their product helps prevent skin acne by increasing the discovered substance which they called Anti-A - Factor. According to th

Between the shaft and the head, children have a cartilaginous growth zone called the ________?

For each equation solve one of them by using powers of the same number.to the nearest hundredth, solve the other by using logarithms. 25^x=2

Fix any punctuation or capitalization errors below. Click "Submit Answer" if there are none.I was completely wrong when I told Imelda that "The rain w