Mathimatika_agapw

[(a+g)2-(a2+g2)]*[(a+p)2-a2-p2]*w/4 = .......= agapw

= [(a2+2ag+g2)-(a2+g2)][(a2+2ap+p2)-a2-p2] *w/4 =

= (a2+2ag+g2-a2-g2)(a2+2ap+p2-a2-p2) * w/4 =

= (2ag)(2ap)*w/4 = 4agapw/4 = agapw

Σελίδα 1