anonymous
  • anonymous
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
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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jamiebookeater
  • jamiebookeater
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hba
  • hba
Remember that a circular permutation is (n – 1)!
hba
  • hba
so 9!2!
hba
  • hba
is ur ans i guess

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anonymous
  • anonymous
answer says 7! x 8
anonymous
  • anonymous
its 8!
anonymous
  • anonymous
because
hba
  • hba
ohh ok i get it now remove the 2 people (chairperson and secretary) u have total 8 left acc to circular perm 7!
anonymous
  • anonymous
the Secretary and president is not to be arranged
anonymous
  • anonymous
OHHHH i got it they are fixed right
anonymous
  • anonymous
therefore the rest can be arranged
anonymous
  • anonymous
thus 8!
anonymous
  • anonymous
got it dumb pants
anonymous
  • anonymous
???????
anonymous
  • anonymous
ya dumbpants has got it!
ujjwal
  • ujjwal
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
anonymous
  • anonymous
i m doing the same thing .... @ujjwal
ujjwal
  • ujjwal
yeah! great Job!! @Hashir
anonymous
  • anonymous
what the hell is what ?
anonymous
  • anonymous
idk
hba
  • hba
dude u are not allowed to ask for it
hba
  • hba
@ujjwal
anonymous
  • anonymous
awks.... ummm well thanks everyone!
hba
  • hba
welcome
anonymous
  • anonymous
pleasure
ujjwal
  • ujjwal
Great! close it now @virtus

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