Saved Bookmarks
| 1. |
SecA-TanA=x then+find+SecA+TanA=? |
|
Answer» we know that sec^2A-tan^2A=1 we also know that a^2-b^2=(a+b)(a-b) so,(secA+tanA)(secA-tanA)=1 x(secA+tanA)=1 secA+tanA=1/x |
|