Plot hyperbola from parameters I get from gui

I have a gui from which I want to pass the X0,Y0,a,b parameters. I want to put it inside the hyperbola equation (((x-x0)^2)/a^2)-(((y-y0)^2)/b^2) (((y-y0)^2)/b^2)-(((x-x0)^2)/a^2) and plot it how can I do it?thanks