Saved Bookmarks
| 1. |
Write the value of\(sin^{-1}(sin\frac{3\pi}{5})\). |
|
Answer» Given sin-1 (sin 3π/5) = sin-1 [sin (π – 2π/5)] = sin-1 (sin 2π/5) = 2π/5 ∴ sin-1 (sin 3π/5) = 2π/5 |
|