Posted by sh on Sunday, March 29, 2009 at 8:39pm.
Write the expression without using the factorial symbol.
Thanks in advance.
- math - Reiny, Sunday, March 29, 2009 at 9:05pm
- math - sh, Sunday, March 29, 2009 at 9:23pm
hmm..the answer key says its n(n+1), maybe the answer key is wrong
- math - sh, Sunday, March 29, 2009 at 9:26pm
wait, nevermind, I got it :)
- math - Reiny, Sunday, March 29, 2009 at 9:28pm
You know what?
I looked at "my work" and assumed that was the starting question.
so here it goes once more
I should be more careful when reading questions.
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