(1)
| 4sinα-2cosα |
| 5cosα+3sinα |
| 4tanα-2 |
| 5+3tanα |
| 10 |
| 14 |
| 5 |
| 7 |
(2)sinαcosα=
| sinαcosα |
| sin2α+cos2α |
| tanα |
| tan2α+1 |
| 3 |
| 10 |
(3)(sinα+cosα)2=
| sin2α+cos2α+2sinαcosα |
| sin2α+cos2α |
| tan2α+1+2tanα |
| tan2α+1 |
| 16 |
| 10 |
| 8 |
| 5 |
| 4sinα-2cosα |
| 5cosα+3sinα |
| 4sinα-2cosα |
| 5cosα+3sinα |
| 4tanα-2 |
| 5+3tanα |
| 10 |
| 14 |
| 5 |
| 7 |
| sinαcosα |
| sin2α+cos2α |
| tanα |
| tan2α+1 |
| 3 |
| 10 |
| sin2α+cos2α+2sinαcosα |
| sin2α+cos2α |
| tan2α+1+2tanα |
| tan2α+1 |
| 16 |
| 10 |
| 8 |
| 5 |