| ln(n2+n+8 | ||
lim | ||
| ln(n7+2n−1) |
| ln(n2) + ln(1+1/n + 8/n2) | ||
an = | = | |
| ln(n7) + ln(1 + 2/n6 − 1/n7) |
| 2ln(n) + ln(1+1/n + 8/n2) | ||
= | = | |
| 7ln(n) + ln(1 + 2/n6 − 1/n7) |
| 2 + ln(1+1/n + 8/n2) / ln(n) | ||
= | ||
| 7 + ln(1 + 2/n6 − 1/n7)/ ln(n) |
| ln(1 + 1/n + 8/n2 | ||
bn = | → 0 ,podobnie cn =ln(1 + 2/n6 − 1/n7)/ ln(n) → 0 | |
| ln(n) |