| n+2 | 5 | |||
sprawdzić granicę ciagu: lim( | )2n−1=lim(1− | )2(n−3)+5=e10. Zgadza | ||
| n−3 | n−3 |
| n +2 | n +2 | 1 + 2n | ||||
an = ( | )2n −1 = ( | )−1 *[ ( | )n]2 = | |||
| n −3 | n − 3 | 1 −3n |
| 1 − 3n | ( 1 + 2n)n | |||
= | * [ | ]2 | ||
| 1 + 2n | ( 1 − 3n)n |
| e2 | ||
lim an = 1[* | ]2 = [ e5] 2 = e5*2 = e10 | |
| e−3 |
| e2 | ||
lim an = 1* [ | ]2 =[ e5 ]2 = e5*2 = e10 | |
| e−3 |