Question

Define the type of sequence below.

7,14,28,56,112

A. 

both arithmetic and geometric

B. 

geometric

C. 

neither arithmetic nor geometric

D. 

arithmetic​

Answer 1

geometric means multiplying

7,14,28,56,112

14/7= 2

28/14= 2

56/28= 2

112/56= 2

Each of the numbers are multipled by 2.

Answer : B. geometric