eleven boxes have been arranged in a row. eight rabits are to be placed in eight of them so that no two rabbits occupy the same box. find the number of ways this can be done if no two empty boxes are adjacent.

answer is 8! C(9,3) can someone explain? i can't understand why!! :( especially where the C(9,3) came from...

Question

eleven boxes have been arranged in a row. eight rabits are to be placed in eight of them so that no two rabbits occupy the same box. find the number of ways this can be done if no two empty boxes are adjacent.

answer is 8! C(9,3) can someone explain? i can't understand why!! :( especially where the C(9,3) came from...

koikkara · Answer

MAY HELP U.... http://www.themathpage.com/aprecalc/permutations-combinations-2.htm

anonymous · Answer

i need help with the question itself. :(

anonymous · Answer

@jim_thompson5910 @saifoo.khan @Hero @ParthKohli ? help please:(

saifoo.khan · Answer

http://openstudy.com/study#/updates/50ec3f00e4b0d4a537ccb474

anonymous · Answer

@saifoo.khan if you notice, i asked that question too! but the answer @dumbcow  isn't the same with the book O: :(

saifoo.khan · Answer

Ops. My bad. Sorry.

anonymous · Answer

@nevershoutnever_97 that answer came from @dumbcow in my previous post with the same question and again, it's not the same with the book...

koikkara · Answer

better leave that model...n do as u`ve studied...

anonymous · Answer

*bookmark

anonymous · Answer

the answer u provided is wrong mister whatever.. just go in details of combinations it is clear qustion

anonymous · Answer

@khurramshahzad really? it came from the book :( well i don't understand it either

anonymous · Answer

okay man ,... but it does`t make any sense to me

sirm3d · Answer

is it really $8! C(9,3)$? 'cause i get $8! C(10,3)$

anonymous · Answer

@sirm3d yup :( how did you get C(10,3)?