Mathcounts Marathon

[Sillysidley]

Originally Posted by Archive

Time to test the multinomial theorem...

What is ?

Let's try reviving this again.
It'd be a waste of time for me to actually do go through each exponent one by one, but here is the multinomial theorem:http://en.wikipedia.org/wiki/Multinomial_theorem
Try posting one with only x,y,z, much faster for peole to do.
REMEMBER, MIDDLE SCHOOL (or State Mathcount) LEVEL ONLY (seriously let's just do state mathcount level, good practice)

Find the greatest number that the sum of 3 consecutive odd numbers must be divisible by