Say I have a set with the numbers 1, 2, 3... m
.
How many unique combinations can be made of n
numbers out of that set?
Say I have a set with the numbers 1, 2, 3... m
.
How many unique combinations can be made of n
numbers out of that set?
Here is a step-by-step approach:
Step 1: How many choices do you have for the first position?
Step 2: How many choices do you have for the second position?
...
Step $n$: How many choices do you have for the $n^\textrm{th}$ position?
Your answer should follow when you ponder the answers to the above questions.