lim | ||
x→
|
sim2x |
cos(π-x) |
A.2 | B.-2 | C.1 | D.-1 |
lim | ||
x→
|
sim2x |
cos(π-x) |
lim | ||
x→
|
2sinxcosx |
-cosx |
lim | ||
x→
|
π |
2 |
lim |
x→+∞ |
1 |
2 |
A.0 | B.
| C.1 | D.不存在 |
lim |
n→∞ |
an |
bn |
a |
an |
lim |
n→∞ |
an+bn |
(a+b)n |
lim |
n→∞ |
n3 |
2n2-1 |
n2 |
2n+1 |
lim |
n→+∞ |
1 |
n2 |
2 |
n2 |
n |
n2 |
lim |
n→+∞ |
1 |
3 |
1 |
9 |
1 |
3n-1 |
lim |
n→+∞ |
an+bn |
an+1+bn+1 |
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