Question

If Sn=2n2+1 then second term is _____
A)2
B)9
C)6
D)3
$n2$
​

Answer 1

Step-by-step explanation:

Option (B) is the answer.

I hope it's help you!

.BBiswas

Answer 2

Step-by-step explanation:

T(n)=S(n)-S(n-1)

this is the answer okkkkkkkkkkkk