InterviewSolution
Saved Bookmarks
| 1. |
Let theta, phi in [0,2pi] be such that 2cos theta(1-sin phi)=sin^(2)theta("tan"(theta)/2+"cot"(theta)/2)cos phi-1, tan (2pi-theta)gt0 and -1lt sin theta lt -(sqrt(3))/2. Then phi can not saitsfy |
|
Answer» `0 lt philt(PI)/2` |
|