Give the center and radius of the circle, show work.

Algebra
Tutor: None Selected Time limit: 1 Day

X^2-4x+y^2+12y=-4

Dec 3rd, 2014

X^2-4x+y^2+12y=-4

X^2-4x+2^2+y^2+12y+6^2=-4+2^2+6^2  , add  2^2+6^2 to both sides

(x-2)^2+(y+6)^2 = - 4+4+36

(x-2)^2+(y+6)^2 = 36 

(x-2)^2+(y+6)^2 =  6^2

center = ( 2 , - 6)   & radius = 6

Dec 3rd, 2014

Studypool's Notebank makes it easy to buy and sell old notes, study guides, reviews, etc.
Click to visit
The Notebank
...
Dec 3rd, 2014
...
Dec 3rd, 2014
Dec 3rd, 2016
check_circle
Mark as Final Answer
check_circle
Unmark as Final Answer
check_circle
Final Answer

Secure Information

Content will be erased after question is completed.

check_circle
Final Answer