Got Homework?
Connect with other students for help. It's a free community.
Here's the question you clicked on:
 0 viewing
10 people are arranged around a table. A chairperson and secretary are to be elected. How many arrangements are possible such s that the chairperson and secretary are opposite each other
 one year ago
 one year ago
10 people are arranged around a table. A chairperson and secretary are to be elected. How many arrangements are possible such s that the chairperson and secretary are opposite each other
 one year ago
 one year ago

This Question is Closed

hbaBest ResponseYou've already chosen the best response.0
Remember that a circular permutation is (n – 1)!
 one year ago

hbaBest ResponseYou've already chosen the best response.0
ohh ok i get it now remove the 2 people (chairperson and secretary) u have total 8 left acc to circular perm 7!
 one year ago

HashirBest ResponseYou've already chosen the best response.0
the Secretary and president is not to be arranged
 one year ago

virtusBest ResponseYou've already chosen the best response.0
OHHHH i got it they are fixed right
 one year ago

HashirBest ResponseYou've already chosen the best response.0
therefore the rest can be arranged
 one year ago

virtusBest ResponseYou've already chosen the best response.0
ya dumbpants has got it!
 one year ago

ujjwalBest ResponseYou've already chosen the best response.1
Suppose there is no chairperson and secretary. Now you have eight members. who can be arranged in 7! Now one among the pair of secretary and chairperson can be seated in 8 ways around the table ( the other will be just opposite). so, you have a total of 7! \(\times\) 8
 one year ago

HashirBest ResponseYou've already chosen the best response.0
i m doing the same thing .... @ujjwal
 one year ago

ujjwalBest ResponseYou've already chosen the best response.1
yeah! great Job!! @Hashir
 one year ago

HashirBest ResponseYou've already chosen the best response.0
what the hell is what ?
 one year ago

hbaBest ResponseYou've already chosen the best response.0
dude u are not allowed to ask for it
 one year ago

virtusBest ResponseYou've already chosen the best response.0
awks.... ummm well thanks everyone!
 one year ago

ujjwalBest ResponseYou've already chosen the best response.1
Great! close it now @virtus
 one year ago
See more questions >>>
Your question is ready. Sign up for free to start getting answers.
spraguer
(Moderator)
5
→ View Detailed Profile
is replying to Can someone tell me what button the professor is hitting...
23
 Teamwork 19 Teammate
 Problem Solving 19 Hero
 Engagement 19 Mad Hatter
 You have blocked this person.
 ✔ You're a fan Checking fan status...
Thanks for being so helpful in mathematics. If you are getting quality help, make sure you spread the word about OpenStudy.