Question

the sum of n terms of an ap is 2n2+3n.Find the series and Tn​

Answer 1

Answer:

201.

Step-by-step explanation:

Let t n is nth term of the sequence so tn = sn – sn – 1. = 2n2 + 3n – 2n – 12 – 3n – 1 = 4n + 1 so t50 = 201.