How you demonstrate the limit is pie3^.5/18 without hospital and with antiderivative in sequence n/(3n^2+1)+n/(3n^2+4)+---+n/(3n^2+n^2), n go to infinite sign?  

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pramodpandey | College Teacher | (Level 3) Valedictorian

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`` `=lim_(n->oo)(1/n){1/(3+(1/n)^2)+1/(3+(2/n)^2)+....+1/(3+(n/n)^2)}`


where `f(x)=(3+x^2)^(-1)`




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