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find the rth term of an AP.Whose sum of n terms is 2n+3n 2

find the rth term of an AP.Whose sum of n terms is 2n+3n2
 

Grade:8

6 Answers

Vijay Mukati
askIITians Faculty 2590 Points
6 years ago
Hint:

Tn = Sn – Sn-1

Thanks, Vj
sachin
85 Points
5 years ago
 
Hint:

Tn = Sn – Sn-1.......................................................................................................................................................................
sachin
85 Points
5 years ago
 
 
Hint:

Tn = Sn – Sn-1..................................................................................................................................................
sachin
85 Points
5 years ago
 
 
Hint:

Tn = Sn – Sn-1...................................................................................................................................................
sachin
85 Points
5 years ago
 
 
Hint:

Tn = Sn – Sn-1..............................................................................................................................................nv
 
Hint:
 
Tn = Sn – Sn-1......................................................................................................................................................
sachin
85 Points
5 years ago
Hint:Tn = Sn – Sn-1..................................................................................................................................................bbbb

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