Odpowiedzi

2010-03-11T20:08:41+01:00
(x−1)3+(2x+3)3=27x3+8
3x-3+6x+9=81+8
9x=83|:9
x=9,22
5 1 5
2010-03-11T20:10:17+01:00
(x−1)3+(2x+3)3=27x3+8
x3- 3x2 + 3x -1 +8x3 + 36x2 +54x + 27 = 27x3 + 8
9x3 + 34x2+57x +26 = 27x3 +8

1 1 1
2010-03-11T20:14:50+01:00
Równanie:
(x−1)3+(2x+3)3=27x3+8
(x-3)(-6x2-7x-2)=0
1 1 1