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RE: Induction
Posted:
Jul 1, 2008 3:16 PM


Could you use words (eg tex) instead of symbols? They don't translate.
I assume the lefthand side is 1*1! + 2*2! + ... + n*n! The righthand side involves (n+1)! but I can't guess what it is.
WDW
Original Message:  From: Alex discussions@mathforum.org Date: Tue, 01 Jul 2008 14:35:51 EDT To: discretemath@mathforum.org Subject: Induction
Prove that 1*1! + 2*2! + â¦ + n*n! = (n+1)! â 1 whenever n is a positive integer.
I know I should use induction to prove this... but how?
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