Question

Find the coordinates of the center and the length of the radius of the following circle.
( x - 3 ) 2 + y 2 = 4
center = (,)
radius =

Answer 1

you try this on your own, compare with the standard equation and find the center and radius

Answer 2

i got (9,0) and 2 for radius

Answer 3

see it's (x-a)^2+(y-b)^2=r^2
we have this ( x - 3 ) 2 + y 2 = 4
center will be 3,0
radius is 2