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 @prettygirl876

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 @prettygirl876

danieke · Answer

What is the common ratio of the geometric sequence whose second and fourth terms are 6 and 54, respectively?

1

2

3

4 @prettygirl876

anonymous · Answer

hello

imtiaz7 · Answer

The nth term of geometric series is:
an=ar^n-1
so here;
a=4 and r=2 (do you know how we get it?)
so equation becomes:
an=4(2)^n-1

imtiaz7 · Answer

@danieke so option B is your answer!

danieke · Answer

@Imtiaz7 I get it thank uu

imtiaz7 · Answer

welcome :) @danieke umm you're forgetting some thing