Question

what is the radius for x^2+(y-1)^2=12

Answer 1

square root of 12

Answer 2

2V3

Answer 3

this is the standard form: x^2+y^2=r^2
or (x+a)^ +(y+b)^2=r^2 such that a and b are constant
that is why radius r is r^2=12 so r=12^.5= square root of 12