Find the least number of ways of choosing 3 different numbers from 1 to 10 so that all choices have the same sum

Question

anonymous · Answer

$$=$$I think this has to do with probability, if so then it'll be :

$$= 10!/3$$
maybe, not sure though ^_^

anonymous · Answer

what about the sum ?how to find, how many number of sums we get?

anonymous · Answer

hmmm, not sure.

anonymous · Answer

sorry :)

anonymous · Answer

i have another question...

anonymous · Answer

I'll try to help ^_^ what is it?

anonymous · Answer

how to know if a recurrence relation is linearly homogeneous ?

anonymous · Answer

anonymous · Answer

because I'm not sure that I have taken it yet ^_^

anonymous · Answer

okei..thats fine..lemme quickly try this link...i'll post questions if i have doubts

anonymous · Answer

lol, alright.

Good luck ^_^