- #1
chicky
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show that 1/n+1 +1/n+2 +...1/2n≤from 2n to n∫dt/t≤1/n+...1/2n-1
consider the sequene (Vn) defined by:
Vn= 1/n+1 +...+1/2n=from 2n to p=n+1∑1/p
deduce from above that ln2-1/2n≤ Vn≤ln2
i didnt find any thing
consider the sequene (Vn) defined by:
Vn= 1/n+1 +...+1/2n=from 2n to p=n+1∑1/p
deduce from above that ln2-1/2n≤ Vn≤ln2
i didnt find any thing