| log2 | logx | |||
log2x +1 = 2logx2 ⇔ 2 | = | + 1
| ||
| logx | log2 |
| log2 | ||
u= | ||
| logx |
| log2 | ||
2u2−u−1=0 | = 1 ∨ − 12 ; x=2∨x=14 | |
| logx |
| log2 | logx | |||
2 | = | +1 ⇔ 2u=1u+1 ⇔ 2u2−u−1=0 | ||
| logx | log2 |
Dzięęki
| 5^2 | 52 |
| 2^{10} | 210 |
| a_2 | a2 |
| a_{25} | a25 |
| p{2} | √2 |
| p{81} | √81 |
| Kliknij po więcej przykładów | |
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