Question

Identify which of the sequences below is a geometric sequence.
A.
1, 3, 5, 7, –9, …
B.
2, 4, –6, 8, 10, …
C.
2, 5, 7, 10, 12, …
D.
3, 6, 12, 24, 48, …

Answer 1

@Hero

Answer 2

I think a geometric sequence is like
2 + 3 + 2 + 3 + 2 + 3 so on

Answer 3

a geometric sequence is of the type \[ar ^{n-1}\]
where r is a common ratio,a is the first term, n the nth term

Answer 4

.