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Grade 12th passAlgebra

sum of reciprocal of factorials

Profile image of Ritika
12 Years agoGrade 12th pass
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1 Answer

Profile image of Arun Kumar
12 Years ago
when n is very large
then
sum of factorials = e-1
for deep knowledge
http://math.stackexchange.com/questions/287946/sum-of-reciprocals-of-factorials