Răspunsuri

2014-10-01T17:34:28+03:00
S=1+2+3+4+...................+2008+2009+2010+2011
S=2011+2010+2009+2008+.............4+3+2+1
.........................................................................
2S = 2012+2012+2012+................................2012
S= 2012÷2
S=1006
 Sper ca ti-a fost de folos ! Unde sunt ....  sa tragi o linie

 :)