Odpowiedzi

2010-04-14T17:13:28+02:00
2x-5x²*3<16a + 8
-13x²<16a+8
2010-04-14T17:17:48+02:00
1x(2-4x)3-<8(2a+8)
(2x-4x²)*3<16a+64
6x-12x²<16a+64
x(6-12x)<16a+64
x<0 6-12x<16a+64 /-6
-12x<16a+58 /2
-6x<8a+29