Question

Find the sum of the series 1 + 3 + 7 + 15 + 31 to terms.

Answer 1

Answer:

Step-by-step explanation:

By solving with the help of the equation

Sn=n/2(a+l)

We get n=10

Puting the value in

Tn=a+(n-1)d

By solving this equation

We get d=3

HOPE THIS WILL HELP U