(x+
|
1 |
2 |
1 |
x |
1 |
2 |
1 |
x2 |
x2-1 |
x2 |
1 |
2 |
1 |
2 |
1 |
2 |
1 |
2 |
5 |
2 |
1 |
2 |
1 |
2 |
5 |
2 |
5 |
2 |
(x+
|
1 |
2 |
5 |
2 |
5 |
2 |
|sinx| |
x |
A.tan(α+
| B.tan(α+
| ||||||||
C.tan(β+
| D.tan(β+
|
A.x3<x1<x2 | B.x1<x3<x2 | C.x2<x3<x1 | D.x1<x2<x3 |
x |
A.x1<x2<x3 | B.x2<x1<x3 | C.x3<x1<x2 | D.x2<x3<x1 |
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