| 1 | ||
∑xn= | z sumy szeregu geometrycznego | |
| 1−x |
| d | d | 1 | |||
(∑xn) = | ( | ) | |||
| dx | dx | 1−x |
| −1 | ||
∑n=0 nxn−1 = | (−1) | |
| (1−x)2 |
| 1 | ||
∑n=1 nxn−1 = | ||
| (1−x)2 |
| 1 | ||
∑n=0 (n+1)xn = | ||
| (1−x)2 |
| 1 | 1 | ||
A(x)= | |||
| 2 | (1−x)2 |
| 5^2 | 52 |
| 2^{10} | 210 |
| a_2 | a2 |
| a_{25} | a25 |
| p{2} | √2 |
| p{81} | √81 |
| Kliknij po więcej przykładów | |
|---|---|
| Twój nick | |