Saved Bookmarks
| 1. |
If the 3rd and 9th term of an ap are 4 and -8 respectively which term of this ap is 0 |
|
Answer» ------------------------♣ Given :- For an A.P : 3rd Term = = 4 9th term = = - 8-------------------------------♣ To Find :- Which term of the corresponding A.P is 0-------------------------------♣ Main Formula :-nth term of an A.P is given by formula :Where : a = FIRST Term d = Common DIFFERENCE-------------------------------♣ SOLUTION :-Let a and d be the first term and common difference of the corresponding A.P. respectively.Hence ,Now, Let nth term of the A.P. is zero :Hence ,------------------------------- |
|