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question mark

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

SARAVANAN INDRAJEET , 9 Years ago
Grade 8
anser 6 Answers
Vijay Mukati
Hint:

Tn = Sn – Sn-1

Thanks, Vj
Last Activity: 9 Years ago
sachin
 
Hint:

Tn = Sn – Sn-1.......................................................................................................................................................................
Last Activity: 8 Years ago
sachin
 
 
Hint:

Tn = Sn – Sn-1..................................................................................................................................................
Last Activity: 8 Years ago
sachin
 
 
Hint:

Tn = Sn – Sn-1...................................................................................................................................................
Last Activity: 8 Years ago
sachin
 
 
Hint:

Tn = Sn – Sn-1..............................................................................................................................................nv
 
Hint:
 
Tn = Sn – Sn-1......................................................................................................................................................
Last Activity: 8 Years ago
sachin
Hint:Tn = Sn – Sn-1..................................................................................................................................................bbbb
Last Activity: 8 Years ago
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