Hi how are you? how i can proof this equation? (((-1)^n)(n!))/(x+n)! = ((-1)^n)(x-1)^(n+1) thank you
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The equation is false for x = 0 and even n.
thank you but how i can proof this equation from left to right in Properties of the factorial??
Originally Posted by emakarov The equation is false for x = 0 and even n. It doesn't seem to work for odd n either. I checked for n = 1, 3, 5 and x = 5 as a base case and it didn't work for them. -Dan
Originally Posted by wss thank you but how i can proof this equation from left to right in Properties of the factorial?? emakarov and topsquark's point is that you can't prove it because it is not true!
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