camparasion of fractional part

\hspace{-16}$If $\mathbf{A=\left\{\frac{2012}{2013}\right\}+\left\{2.\frac{2012}{2013}\right\}+............+\left\{2012.\frac{2012}{2013}\right\}}$\\\\\\\\ and $\mathbf{B=\left\{\frac{2014}{2013}\right\}+\left\{2.\frac{2014}{2013}\right\}+............+\left\{2012.\frac{2014}{2013}\right\}}$\\\\\\ Then Relation b/w $\mathbf{A}$ and $\mathbf{B}$

3 Answers

21
Swaraj Dalmia ·

I think it is:
2012 - A = B

262
Aditya Bhutra ·

let k be a natural no. where k≤2012

{k20122013} = {k- k/2013} = 1-k/2013

{k20142013} = {k+k/2013} = k/2013

hence {k20122013} + {k20142013} = 1

hence summing up,
A+B =2012

71
Vivek @ Born this Way ·

Nice.

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