Odpowiedzi

2010-03-14T13:23:23+01:00
1/3(1,8+0,2)kwadrat+
1/3* 2kwadrat=
1/3*4= 3/4
2010-03-14T13:24:24+01:00
((1,8+1/5)^2)/3=
(3,24+0,04)/3=3,28/3=1,09(3)
2010-03-14T13:24:54+01:00
1/3(1,8 + 1/5)² = 1/3 razy (18/10 + 2/10)² = 1/3 + 20/10² = 1/3 + 2² =
= 1/3 + 4 = 4 i 1/3