| 1 | 1 | ||
< | Prosze o rozwiazanie Krok po kroku bym mogł to potem | ||
| 4x−2 | 1+4x+12 |
| 1 | ||
x≠ | ∩ x∊R | |
| 2 |
| 1 | ||
x∊R−{ | } | |
| 2 |
:
| 1 | 1 | ||
< | |||
| 4x−2 | 1+4x+12 |
| 1 | 1 | ||
< | |||
| 4x−2 | 1+4x*2 |
| 1 | 1 | ||
< | |||
| t−2 | 1+t*2 |
| 1 | 1 | ||
− | <0 | ||
| t−2 | 1+t*2 |
| 2t+1 | t−2 | ||
− | <0 | ||
| (t−2)(2t+1) | (t−2)(2t+1) |
| 2t+1−t+2 | |
<0 | |
| (t−2)(2t+1) |
| t+3 | |
<0 | |
| (t−2)(2t+1) |
| t+3 | |
<0 | |
| t−2 |
| 1 | ||
x< | ||
| 2 |
| 1 | ||
x∊(−∞, | ) | |
| 2 |