InterviewSolution
Saved Bookmarks
| 1. |
cot θノtan θ1-cot θ 1-tan θHint: Write the expression in terms of sisec A 1 - cos Aos A -sin A +1os A + sin A -1I + sin A= cosec A + cot=sec. A +tan An A+ cosec A)+ (cos A+ sec A |
|
Answer» thank u sir |
|