What happens to the equation of a circle x2+y2=1x^2 + y^2 = 1x2+y2=1 if it is shifted 222 units left?
(x−2)2+y2=1(x - 2)^2 + y^2 = 1(x−2)2+y2=1
(x+2)2+y2=1(x + 2)^2 + y^2 = 1(x+2)2+y2=1
x2+(y−2)2=1x^2 + (y - 2)^2 = 1x2+(y−2)2=1
x2+(y+2)2=1x^2 + (y + 2)^2 = 1x2+(y+2)2=1