Vertical Line Test
Vertical Line Test
Is it a Function?
Type the following equations into the graph entry box and see if they pass the vertical line test. If the vertical line only passes through 1 point on the graph at a time, then it is a function. If the vertical line ever passes through more than one point at a time then the graph is not a function.
a.
b.
c.
d.
e.
f.