Does this graph represent a function? Why or why not?
A. Yes, because it has two straight lines.
ооо
OB. Yes, because it passes the vertical line test.
O C. No, because it fails the vertical line test.
O D. No, because it is not a straight line.
The vertical line test a method used to check if a graph represents a function.
if you move a vertical line along the graph the line always crosses one point at a time however if the line touches two points at the same time then it is not a function .
