Math Is Fun Forum

hi ganesh

hi ganesh

i understand that but what is the problem with it?

i saw them but they look too hard for me.

thanks! keep up the good problems.

hi gAr

the answer would be much prettier if you put 9999 instead of 999.

hi gAr

hi guys

just want to ask what the use of the generating functions are?

hi Au101

i suggest we wait for other guys to come up with their solutions.also i think you should just express dx and dx^2 in terms of dz,d^2 z and dz^2.

hi anandbrar

i think you should just change your senbtence in the first post:
"Anti-DO said the opposite word of what Dis-obedient would say."

to

"Anti-DO said the opposite word of what Dis-obedient said."

it clears out a lot.

the 2nd one:

N,BF,DO,N,N

no no i said that that is the answer to the first one.times 1 plus 1,times 2,plus 2,...