| cosx+sinx |
| cosx-sinx |
| 2 |
| 3 |
| 1 |
| 4 |
| cosx+sinx |
| cosx-sinx |
| 1+tanx |
| 1-tanx |
| 2 |
| 3 |
| 1 |
| 4 |
| ||||
| cos2x+sin2x |
| ||||
| 1+tan2x |
| cosx+sinx |
| cosx-sinx |
| 1+tanx |
| 1-tanx |
| 1+2 |
| 1-2 |
| 2 |
| 3 |
| 1 |
| 4 |
| ||||
| cos2x+sin2x |
| ||||
| 1+tan2x |
| 7 |
| 12 |
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