Question
Find coefficient.of xn in the expansion of [ 1 + (x/1!) + (x2/2!)+...(x2/n!)]
Joshi sir comment
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1/n!
SAYAN 10 year ago
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Find coefficient.of xn in the expansion of [ 1 + (x/1!) + (x2/2!)+...(x2/n!)]
SUBMIT THE CORRECT QUESTION
1/n!