Saved Bookmarks
| 1. |
Prove that, 1.3+3.5+5.7+.............+(2n-1)(2n+1)=(n(4n²+6n-1))/3. |
|
Answer» Prove that, 1.3+3.5+5.7+.............+(2n-1)(2n+1)=(n(4n²+6n-1))/3. |
|