Compute the following sum for any x?
∑∞n=0(x−1)n(n+2)!
I am having trouble to compute that sum. It looks like geometric series but I don't know where to start.
Can everyone help me with some hints?
Thank you.
How to find lim without lhopital rule? I know when I use lhopital I easy get $$ \lim_{h\rightarrow 0}...
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