Look at this webpage
Scroll down to the fully expanded form of the expression.
That gives you all the impossibles.
For example the term tells us that there eleven ways to roll a sum of fourteen. So the probability is of getting a sum of fourteen.
Look at this webpage
Scroll down to the fully expanded form of the expression.
That gives you all the impossibles.
For example the term tells us that there eleven ways to roll a sum of fourteen. So the probability is of getting a sum of fourteen.