2 |
x-1 |
1 |
16 |
1 |
4 |
x |
x |
2 |
y-1 |
1+
| ||
1-
|
1+
| ||
1-
|
1+
| ||
1-
|
2(
| ||||
(1-
|
2(
| ||||||||
(1-
|
2(x1-x2) | ||||||||
(1-
|
1 |
16 |
1 |
4 |
x |
x |
x |
x |
1 |
16 |
1 |
4 |
5 |
4 |
5 |
4 |
x |
x |
1 |
16 |
1 |
4 |
3 |
2 |
5 |
4 |
|
|
1 |
4x+2 |
1 |
2 |
1 |
4 |
1 |
8 |
2 |
8 |
7 |
8 |
1 |
3 |
1 |
2 |
A.{x|-1<x<1} | B.{x|-2<x<2} | C.{x|-2<x<3} | D.{x|1<x<3} |
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