7) Write a formula for the general term (the nth term) of the geometric sequence.
6,12,24,48,96
A)an=a1+2n B)an=6· 2n-1 C)an=6· 2n D)an=6· 2n
8) Use the formula forSn to find the indicated sum.
Find the sum of the first11 terms of the geometric sequence
6,12,24,48,96...