Is the relation shown in the table a function? Use the graph and justify your answer. x 2 4 8 10 y 3 2 0 –1 Alternative Text Yes. The relation is a function. The graph of the function is a straight line and has a constant rate of change. Yes. The relation is a function. The graph of the function is a curve. No. The relation is not a function. The graph of the relation does not pass through the origin. No. The relation is not a function. The graph of the relation is not a straight line.