The number of different ways in which a man can invite one or more of his 6 friends to dinner is?
Answers
Answered by
2
Answer:
63 This can be thought of in terms of combinations. Inviting friends out of is same as choosing friends out of. So, we can write the possibilities as: Therefore, there are 63 ways in which he can invite 1 or more friends out of his 6 friends
Similar questions