InterviewSolution
Saved Bookmarks
| 1. |
For 0 lt x lt pi the values ofx which satisfy the relation 9^(1 + | cos x | + | cos^(2) x | + cos^(3) x | + …."upto" infty )= 3^(4) are given by |
|
Answer» `pm pi//4, pm 2 pi //3` |
|