Răspunsuri

Cel mai inteligent răspuns!
2014-11-16T14:05:31+02:00
101²=(100+1)²
(100+1)²-(100+2)²-(100+3)²+(100+4)²-(100+5)²+(100+6)²+(100+7)²-(100+8)²=
100(1²-2²-3²+4²-5²+6²+7²-8²)=
100(1-4-9+16-25+36+49-64)=100·0=0
2 5 2