A function graph with integer inputs Compare this dot plot with the bar graphs in class. Here, each pair represents an input x and an output f(x); In a bar chart, the horizontal axis can also represent categories. Em telas pequenas, deslize o gráfico na horizontal para ler os detalhes. Change the rule and look at the table. We do not connect the dots when the domain is ℤ. Ative o JavaScript para ver esta figura interativa.