SOLUTION: In how many ways can 8 persons be arranged together without 1st and 2nd persons coming together?
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Question 987672: In how many ways can 8 persons be arranged together without 1st and 2nd persons coming together?
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
How many different ways can you
put the 2 people together when there are
8 people total?
abxxxxxx
baxxxxxx
- - - - - -
xabxxxxx
xbaxxxxx
- - - - - -
and so on. There are
ways
for a and b to be together
in the group of 8 people
------------------------
answer
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