. |
x\~(a1)(a2)(a3)…(an-1)(an) |
. |
2\~(-1)(3)(-2)(1) |
1 |
1-ak |
. |
2\~(a1)(a2)(a3)…(a3n-2)(a3n-1)(a3n) |
. | ||||||||||
t\~(
|
lim |
n→∞ |
dn |
dn+1 |
2 |
7 |
2 |
7 |
C | 1 n |
C | 2 n |
C | 3 n |
C | 4 n |
C | n n |
| ||||||||
t |
[
| ||||||||||
t |
(1+t)n-1 |
t |
. |
x\~(1)(-2)(3)(-6) |
1 |
2 |
1 |
2 |
1 |
1-an |
1 |
1-an+1 |
1 | ||
1-
|
1-an |
-an |
1 |
1-an+2 |
1 | ||
1+
|
. |
2\~(a1)(a2)(a3)…(a3n-2)(a3n-1)(a3n) |
1 |
2 |
1 |
2 |
1 |
2 |
1 |
2 |
1-8n |
1-8 |
2 |
7 |
2 |
7 |
2 |
7 |
2 |
7 |
2 |
7 |
2 |
7 |
2 |
7 |
2 |
7 |
C | 1 n |
C | 2 n |
C | 3 n |
C | 4 n |
C | n n |
| ||||||||
t |
[
| ||||||||||
t |
(1+t)n-1 |
t |
lim |
n→∞ |
dn |
dn+1 |
lim |
n→∞ |
(1+t)n-1 |
(1+t)n+1-1 |
|
lim |
n→∞ |
dn |
dn+1 |
|
科目:高中數(shù)學(xué) 來源: 題型:
x2+x-2 |
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科目:高中數(shù)學(xué) 來源: 題型:
x+y |
2 |
x+y |
2 |
1 |
2 |
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科目:高中數(shù)學(xué) 來源: 題型:
. |
x\~(a1)(a2)(a3)…(an-1)(an) |
. |
2\~(-1)(3)(-2)(1) |
1 |
1-ak |
. |
2\~(a1)(a2)(a3)…(a3n-2)(a3n-1)(a3n) |
2 |
7 |
2 |
7 |
. | ||||||||||
t\~(
|
lim |
n→∞ |
dn |
dn+1 |
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