| (n2+3n−1)*(√n+√n−√n−√n) | ||
an= | ||
| −2n2+n |
| n+√n−n+√n | 2√n | |||
bn= √n+√n−√n−√n= | = | |||
| √n+√n+√n−√n | √n+√n+√n−√n |
| (n2+3n−1)*(2√n) | ||
an= | = | |
| (−2n2+n)*(√n+√n+√n−√n) |
| |||||||||||||||||
= | = | ||||||||||||||||
|
| 2√n | |
= dzielimy licznik i mianownik przez √n | |
| √n+√n+√n−√n |
| 2 | 2 | |||
= | → | =1⇔ | ||
| √1+(1/√n)+√1+(1/√n) | 2 |
| −1 | ||
an→ | ||
| 2 |
| 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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| Twój nick | |