| 1 | ||
log4 | ||
| √2 |
| 1 | 1 | |||
log4 | = x ⇔ 4x = | ⇔ (22)x = U{1}{21/2 ⇔ | ||
| √2 | √2 |
| 1 | ||
22x = 2−1/2 ⇔ 2x = − | ⇔ x = ....... (dokończ) | |
| 2 |
| 1 | log22−1/2 |
| ||||||||||
log4 | = log42−1/2 = | = | = ..... | |||||||||
| √2 | log24 | 2 |
| 1 | ||
logan(am)= | *m | |
| n |
| 1 | 1 | |||
podstawa 4= 22 , n=2 liczba logarytmowana | = 2−1/2, to m= − | |||
| √2 | 2 |
| 1 | 1 | 1 | 1 | |||||
log4 | = | *(− | )= − | |||||
| √2 | 2 | 2 | 4 |