If you join as a 'Student' on PSToM
1  Register on PSToM. If you haven't received an invitation from a teacher, you'll be prompted to join a public class. Go ahead, become a part of one. 

2  Find and choose from a list of public classes that you can join on PSToM. 

3  See who's in your class on PSToM. 

4  Learn math on PSToM by solving problems. Pick a chapter and a lesson, and try some out on PSToM. 

5  If you choose the chapter on 'Rational Expressions and Equations' and the lesson on 'Dividing Rational Expressions', you'll see a similar problem yourself. 

6  Don't worry if you couldn't get it right in the beginning, PSToM shows you how to tackle the problems. 

7  If you need help, PSToM has a library of reference videos, short tutorials by reputed authors, that'll help you grasp the basics. 

8  You can always check out how you've been doing on PSToM. On the 'progress' chart, you can see how far you've proceeded in successfully solving problems on PSToM. 

9  See for yourself how well you've performed in each lesson you've tackled on PSToM. 

10  You are part of a class, see what everyone else has been upto on PSToM. 

11  Here's the cool part. Goto 'Problem Solver' and type in your own problem... 

12  ...PSToM actually solves it for you. So if you have doubts, need help, can't figure out how to get started, or need to understand where you've gone wrong, there is help! 

13  If you found PSToM useful, care to invite your friends to join? 

14  Please do tell us what you think and how we can serve your needs better? 