Determine whether the sequence is arithmetic or geometric sequence. Write A for arithmetic sequence and G for geometric sequence on the space provided.
___ 1. 6, 18, 54, 162,...
___ 2. 4,-8, 16,-32, ...
___ 3. 1/4, 1/6, 1/9, 2/27,...
___ 1. 6, 18, 54, 162,...
___ 2. 4,-8, 16,-32, ...
___ 3. 1/4, 1/6, 1/9, 2/27,...
Add an Answer
More Questions From This User See All
Answers & Comments
Answer:
Step-by-step explanation:
1. G
2. G
3. A
Answer:
1. G (common ratio is 3)
2. G (common ratio is -2)
3. G (common ratio is 2/3)
EXPLANATION
1. a2 divide by a1
18 divide by 6
= 3
2. a2 divide by a1
-8 divide by 4
= -2
3. a2 divide by a1
1/6 divide by 1/4
= 2/3