| 3sinα−2cosα | ||
a) | ||
| 5cosα |
| 4sin2α+5cos2α | ||
b) | ||
| sinαcosα |
| (sinα+cosα)2 | ||
c) | ||
| cos2α |
| 3 | sinα | 2 | cosα | 3 | 2 | |||||
a) | − | = | *tgα− | = .......... | ||||||
| 5 | cosα | 5 | cosα | 5 | 5 |
| sin2α | cos2α | 1 | ||||
b) 4* | +5* | = 4*tgα+5*ctgα = 4*3+5* | =..... | |||
| sinα*cosα | sinα*cosα | 3 |
| sin2α+2sinα*cosα+cos2α | ||
c) | = tg2α +2tgα+1=.......... | |
| cos2α |