Combinatoricshard
0:00.0
A set of distinct points is placed on a circle. If the number of ways to select a subset of 3 points is exactly equal to the number of ways to select a subset of 4 points, what is the value of ?
A set of distinct points is placed on a circle. If the number of ways to select a subset of 3 points is exactly equal to the number of ways to select a subset of 4 points, what is the value of ?