What is the explicit formula for the geometric sequence 64,32, 16,8

none of the above.

for one of the equations to be used in the process, there has to be a term in the equation since squared is .

since there is only a term in the first equation, we cannot derive a from completing the square.

solving with completing the square

jwjwkwkwkkkdjebd b jdjejdndj he jenej