Question

The series 2 + 4 + 8 + 16 + 32 + . . . is:

a. arithmetic
b. geometric
c. both
d. neither

Answer 1

the answer is b geometric.

This sequence has a factor of 2 between each number.

Each term (except the first term) is found by multiplying the previous term by 2.

In General its writen in a Geometric Sequence