関連ワード:  how to know whether a graph is a function    how to know when a graph represents a function    how to determine whether a graph represents a function    how to tell whether a graph is a function or not    how to know if a graph is a function of x    how to know if a graph is a function or relation    how to determine whether the following graph represents a function    how to tell if a graph is a function of x    how to know if a graph represents y as a function of x    how to determine whether the curve of a graph is a function of x  
結果 : how to know whether a graph represents a function