Saved Bookmarks
| 1. |
The value of 1+cosx×1+cot square x×1-cos x |
|
Answer» ONG>Answer:In this WAY. The FIRST member is: (1sinx+cosxsinx)2=(1+cosx)2sin2x=(1+cosx)21−cos2x= (1+cosx)2(1+cosx)(1−cosx)=1+cosx1−cosx Explanation: |
|