Question

Find the seventh term of the following sequence 1,2,4,,

Answer 1

The pattern is double each# so.....1,2,4,8,16,32,64,128
The 7th term is 128.

Answer 2

An= A1 r ^(n-1)
An= 1(2) ^(7-1)
An= 1(64)
An= 64

I think this is right :))