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Which of the following equations has a graph that is tangent to the y-axis at $y = 3$?

$ {x = (y-3)^2} $

$ {y = (x-3)^2} $

$ {y = -(x-3)^2} $

$ {x^2 + (y-3)^2 = 9} $

$ x^2+ y^2 = 9 $