Saved Bookmarks
| 1. |
& tans = 13 23 मर < N< Os¢.¢."(_c - See. 8सर e |
|
Answer» cosec= 1/sinsec= 1/cosso 1/sin^2-1/cos^2 = cos^2-sin^2/cos^2sin^2 now tan = P/B= 13/1H= √(13^2+1^2)√170now sin= P/H= 13/√170cos= B/H= 1/√1701/170-13/170/(13/170)-12/170/13/170 = -12/13 |
|