Question

Which point the center of the circle (x + 11)2 + (y − 3)2 = 21 is located at?
Answer (11, 3)
(11, −3)
(−11, 3)
(−11, −3)

Answer 1

center is located in the point
(x-a)^2+(y-b)^2=r
in this case center is
(a,b)

Answer 2

so -a = +11
and -b = -3

so what are the values of a and b?

Answer 3

chris u there ?

Answer 4

yes sorry i had to do something