Question

center (2,3) and tangent to the x-axis (HUH?)

Answer 1

So the center is at 2,3 and the circle touches the x axis. This implies the radius is 3, as the center is 3 above the x axis

So \[(x-2)^{2}+(y-3)^{2}=3^{2}=9\]

Answer 2

ok so basically thats the answer??

Answer 3

You didn't really ask a question, but that is the equation of a circle which fits your requirements, yeah

Answer 4

here's the graph: http://bit.ly/lRdp5i

Answer 5

o ok great