Answer:
B. Between x 2 and x 3
Step-by-step explanation:
Answer:
The numbers increase by 3
Step-by-step explanation:
The difference between all the numbers in the sequence have a gap of 3
9 and 12 --gap of 3
12 and 15--gap of 3
18 and 21--gap of 3
21 and 24--gap of 3
Answer:
1, 2, 8, 128, 32768
Step-by-step explanation:

Thus the first five terms are: 1, 2, 8, 128, 32768.
The second choice is the right answer