Saved Bookmarks
| 1. |
(1-cos²A) cosec²A = 1 |
|
Answer» Taking L.H.S (1 - cos^2 ) cosec^2= ( sin^2 ) cosec^2= sin^2 × 1/ sin^2= 1 Sin square ×1/sin square Sin square ×1/sin square teta |
|