lim |
n→∞ |
an |
bn |
lim |
n→∞ |
a1+a2+…+an |
nb2n |
lim |
n→∞ |
an |
bn |
lim |
n→∞ |
a1 +(n-1)d1 |
b1 +(n-1)d 2 |
lim |
n→∞ |
| ||||
|
d1 |
d2 |
lim |
n→∞ |
a1+a2+…+an |
nb2n |
lim |
n→∞ |
na1 +
| ||
n([b1 +(2n-1)d2] |
| ||
2d2 |
3 |
4 |
3 |
4 |
lim |
n→∞ |
1-an+1 |
2+an |
lim |
n→∞ |
1 |
n2+1 |
3 |
n2+1 |
2n-1 |
n2+1 |
lim |
n→∞ |
a1+a2+…+an |
a2+a4+…+a2n |
lim |
n→∞ |
n2+1 |
n+1 |
lim |
n→∞ |
lim |
n→∞ |
lim |
n→∞ |
© 2017-2019 超级试练试题库,All Rights Reserved.