Posted by **lee** on Tuesday, September 18, 2012 at 11:07am.

Can someone please try and see if you understand what I'm asking.

Says to use vertcal line test to determine which graph represents a function.

one line is straight up and down

a complete circle(which i think)

an complete line from an angle

line from an angle half way and then the other way kinda like a >

Any help is helpful

- algebra -
**Reiny**, Tuesday, September 18, 2012 at 11:40am
Imagine your vertical line scanning across your graph from left to right.

If for any position, your line crosses or touches the graph in only one place, then your graph represents a function, otherwise it is not a function.

## Answer this Question

## Related Questions

- Algebra... - Write the equation of a vertical line passing through the point (8...
- graphing - Q: How could the function y=3t^2 +4 be plotted on a cartesian graph ...
- GEOMETRY - the correct half–plane in each case, Y>3 I AM TRYING TO GRAPH THIS...
- Math - If a graph is a straight non-verticle line, is it the graph of a function...
- Alegbra 116 Help Please - why the line x = 4 is a vertical line. Name three ...
- algebra - Coulld someone take the time and check my answers please. 11) without ...
- math - okay, sorry for last post but this one i'm stuck on. Use the vertical ...
- Calculus - The function g is defined for x>0 with g(1)=2, g'(x)=sin(x+1/x), ...
- math help please - Determine which function has the greater rate of change in ...
- math - I labeled a clock, dice, and straight line A,B,C,D and with the chart ...

More Related Questions