Saved Bookmarks
| 1. |
Prove each of the following relation: cos^(-1)x=sec^(-1)1/x=pi-sin^(-1)sqrt(1-x^(2))=pi+"tan"^(-1)(sqrt(1-x^(2)))/x="cot"^(-1)x/(sqrt(1-x^(2))) when -1ltxlt0 |
|
Answer» |
|