Saved Bookmarks
| 1. |
और ।3Bir tan (A - B) ==:0°<A+ B <90°: A> B तो Aaf tan (A + B) =कीजिए। |
|
Answer» tan(A+B)=V3, A+B=60, (tan60=V3)________________(1) Tan(A-B)=1/V3 (tan30=1/V3)______________(2) solving 1&2 equations; A+B=60; A-B=30/2A=90. A=45, 45+B=60, B=60-45=15, A=45, B=15 |
|