Eamcet Mathematics
Algebra Mathematical Induction

26 / 35

Q.

The nth term of the series 4+14+30+52+80+114+----- is

View Answer

Correct choice: B

Explanation:

tn = nth term = 3n2 + n
when n = 1 ⇒ tn= 4,
when n = 2, ⇒ tn = 14,
n = 3, ⇒ tn = 30 etc.
26 / 35