Odpowiedzi

2009-11-19T20:10:54+01:00
√175+ √80 - √28 - √180 = √47
2009-11-19T20:13:30+01:00
13,228756+8,9442719-5,2915026-13,416407=3,465118
2009-11-19T21:12:25+01:00
√175+√80-√28-√180=√25*7+√16*5-√4*7-√36*5=5√7+4√5-2√7-6√5=3√7-2√5