Odpowiedzi

2010-04-09T20:57:21+02:00
(x+3)²=x²+1
x²+9+6x=x²+1
6x=-8
x=-1 i 1/3
1 5 1
2010-04-09T20:58:18+02:00
(x+3)²=x²+1
x(kwadrat) +6x +9 = x(kwadrat) + 1
x(kwadrat) - x(kwadrat) +6x = 1-9
6x = -8 /6
x = -8/6
x = -4/3
x = -1 i 1/3
1 5 1
2010-04-09T21:04:36+02:00
(x+3)²=x²+1
x²+9=x²+1/-9
x²=x²/;X²
1=1/*x
x=-1
1 5 1