Question

A=2017+2-(1+2+...+2006) calculațiA:2017

Answer 1

$A=2017+2-(1+2+...+2006)$
$=2017+2-2006*2007:2$
$=2019-1003*2007$
$=1016*2007$
$=2 ~039 ~112$

$A=2 ~039 ~112$

Succes!!!!
Sper sa fie bine!!