Question

What is the nth term of the geometric sequence 4, 8, 16, 32, ... ?

an=2(4)n−1

an=4(2)n−1

an=2(n)4

an=4(n)2

Answer 1

Find the common ratio r by dividing any term by the previous term. The nth term is given by: \(\Large a_n = a_1 * r^{n-1}\)

Answer 2

so whats the answer