gebra Il IC Sem A - Wood elationships Between Quantities (01:17:35 Co To determine whether a graph of a relation is also a function, Shayla declares that the y-axis is a vertical line and counts the number of times that the graph intersects the y-axis. If the graph has exactly one y-intercept, Shayla concludes that the graph shows a function. In all other cases, she declares that it is not a function. Is Shayla applying the vertical line test correctly? Yes, because No, because using Yes, because the y- multiple y-intercepts the y-axis tests only No, because the y- axis represents all represent multiple - whether r = 0 is axis is a horizontal vertical lines of the x values being mapped to multiple line. -values. mapped to y = 0 values