题目内容
已知
=-5,(1<a<3,c,p,a为常数),则p的值是______.
| lim |
| x←∞ |
| an+p•3n+c |
| an-3n |
∵1<a<3,
∴
=
=-p,
∵
=-5,
∴p=5.
故答案为:5.
∴
| lim |
| x→∞ |
| an+p•3n+c |
| an-3n |
=
| lim |
| x→∞ |
(
| ||||
(
|
=-p,
∵
| lim |
| x→∞ |
| an+p•3n+c |
| an-3n |
∴p=5.
故答案为:5.
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