lim |
n→∞ |
1+3+…+(2n-1) |
2n2-n+1 |
lim |
n→∞ |
1+3++(2n-1) |
2n2-n+1 |
lim |
n→∞ |
n2 |
2n2-n+1 |
1 |
2 |
1 |
2 |
lim |
n→∞ |
| ||
n3+1 |
lim |
x→∞ |
f(x)-c |
x |
lim |
x→2 |
x2-4 |
x-2 |
lim |
x→∞ |
4x2+3 |
6x2-5 |
lim |
x→+∞ |
x2+2 |
x2-2 |
lim |
x→2 |
| |||
|
2 |
3 |
A.0个 | B.1个 | C.2个 | D.3个 |
lim |
x→1 |
f(x) |
x-1 |
|
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