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![[Post New]](/templates/default/images/icon_minipost_new.gif) 8 Apr 2008 11:43:26 IST
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x^2 - 2 - [x] = x^2 - 2 -( x - {x} )
{x} = fractional part of x = - x^2 + 2 + x
as 0< {x} <1
0 < - x^2 + 2+ x < 1
solve to get answer it is simple afterwards
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