Saved Bookmarks
| 1. |
If x1,x2,x3,......,xn are in A.P. whose common difference is a, then the value of sin α(sec x1 sec x2 + sec x2 sec x3 +....... + sec xn−1, sec xn)= |
|
Answer» If x1,x2,x3,......,xn are in A.P. whose common difference is a, then the value of sin α(sec x1 sec x2 + sec x2 sec x3 +....... + sec xn−1, sec xn)= |
|