Saved Bookmarks
| 1. |
(sinA-sin2A)/(1-cosA+cos2A) |
|
Answer» Step-by-step EXPLANATION: =( 2sinAcosA)/ COS^(2)A. = 2sinA/cosA. =2tanA ... (2sinAcosA)/(1+2cos^(2)A-1)=(2sinAcosA)/ cos ^(2)A. |
|