f(x+1) |
x+1 |
f(x2)-f(x1) |
x2-x1 |
1 |
2n |
1 |
n2 |
11 |
4 |
f(x2)-f(x1) |
x2-x1 |
1 |
2n |
1 |
n2 |
1 |
2n |
1 |
n2 |
1 |
2n |
1 |
n2 |
1 |
2n |
1 |
n2 |
f(x+1) |
x+1 |
(x+1)ln(x+1) |
x+1 |
1 |
x+1 |
x |
x+1 |
f(x2)-f(x1) |
x2-x1 |
f(x2)-f(x1) |
x2-x1 |
x2lnx2-x1lnx1 |
x2-x1 |
x1lnx2-x1lnx1 |
x2-x1 |
ln
| ||
|
x2 |
x1 |
lnt |
t |
ln-t+1 |
t-1 |
1 |
t |
1 |
2n |
1 |
n2 |
1 |
2n |
1 |
n2 |
1 |
2n |
1 |
n2 |
1 |
2n |
1 |
n2 |
1 |
2n |
1 |
n2 |
1 |
2n |
1 |
n2 |
1 |
2k-1 |
1 |
(k-1)2 |
1 |
21 |
1 |
22 |
1 |
2n-1 |
1 |
12 |
1 |
22 |
1 |
(n-1)2 |
| ||||
1-
|
1 |
4 |
1 |
2×3 |
1 |
3×4 |
1 |
(n-2)(n-1) |
1 |
2n-1 |
1 |
4 |
1 |
2 |
1 |
3 |
1 |
3 |
1 |
4 |
1 |
n-2 |
1 |
n-1 |
1 |
2n-1 |
1 |
4 |
1 |
2 |
1 |
n-1 |
11 |
4 |
1 |
2n-1 |
1 |
n-1 |
11 |
4 |
11 |
4 |
11 |
4 |
11 |
4 |
科目:高中數(shù)學 來源: 題型:
1 |
2 |
x2 |
4 |
y2 |
12 |
x2 |
m |
y2 |
n |
n |
m |
4 |
21 |
4 |
5 |
5 |
4 |
21 |
4 |
4 |
21 |
4 |
5 |
5 |
4 |
21 |
4 |
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科目:高中數(shù)學 來源: 題型:
3 |
AB |
BC |
AB |
BC |
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科目:高中數(shù)學 來源: 題型:
1 | 3 |
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