関連ワード:  is a hyperbola a function    is a hyperbola a function or relation    is a hyperbola a quadratic function    is a hyperbola a rational function    is a rectangular hyperbola a function    is a hyperbola a continuous function    is a hyperbola a polynomial function    is a hyperbola graph a function    is a hyperbola a reciprocal function    is a hyperbola a one to one function