Question

4G11
OK/S
12:39
e ris.myclassboard.com/
2
Q
18.
The formula for the nth term of the
sequence of odd natural numbers is
​

Answer 1

Sn= n/2(2a+(n-1)d)

I hope u understand

Answer 2

Answer:

: 1,3,5,7,.....

=1 , =2

= (-1)

= 1+(-1)2

= 1+2-2

= 2-1