| 6n2 − n+3 | |
= | |
| 3n2+n−2 |
| (6n−1)(4n+2) | ||
n→∞ | = | |
| (2n+1)(3n−1) |
| −n4+20 | ||
n→∞ | = | |
| 5−n2 |
| 6 − 1n + 3n2 | ||
1) an = | ||
| 3 + 1n − 2n2 |
| 6 − 0 + 0 | ||
lim an = | = 2 | |
| 3 + 0 − 0 |
| ( 6 − 1n)*(4 + 2n) | ||
2) an = | ||
| (2 + 1n)*(3 − 1n) |
| 6*4 | ||
lim an = | = 4 | |
| 2*3 |
| − n4 + 20 | − n2 + 20n2 | |||
4) an = | = | |||
| 5 − n2 | 5n2 − 1 |