Question

8. Exercise: Counting committees Bookmark this page Exercise: Counting committees 0.0/2.0 points (graded) We start with a pool of n people. A chaired committee consists of k 1 members, out of whom one member is designated as the chairperson. The expression k(can be interpreted as the number of possible chaired committees with k members. This is because we have choices for the k members, and once the members are chosen, there are then k choices for the chairperson. Thus, is the total number of possible chaired committees of any size. Find the value of c (as a function of n) by thinking about a different way of forming a chaired committee: first choose the chairperson, then choose the other memberss of the committee. The answer is of the form c (a+n°)2m+8 What are the values of a, B,, and d 8- You have used 0 of 3 attempts Submit Save

Answer 1

K21 we have (1-tX) イャ 2 digfeentiade t 3 2 Put -T n(4) 2 na hnes = -1