5. Which of the following sequences is arithmetic?
6. Which of the following presents a geometric sequence?
7. What is the common difference in sequence
8. What is the common ratio in the sequence
6. Which of the following presents a geometric sequence?
7. What is the common difference in sequence
8. What is the common ratio in the sequence
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Answer:
1. 3, 7, 11, 15, 19
2. 4, 16, 64, 256
3. 48, 24, 12, 6, 3, ...
4. 1, 4, 9, 16, 25, 36
5. 1, 1/2, 0, -1/2
6. -2, 4, -8, 16, ...
7. 1, 0, -1, -2, -3
8. 1/2, 1/3, 1/4, 1/5, ...
9. 3x, x, x/3, x/9, ...
10. 9.5, 7.5, 5.5, 3.5, .
Which of the following presents a geometric sequence?
A. 12, -12, -12.-12...
C. 12, 13,7..
B. 32, 8, 2,
D. 1, 2, 3, 5, 8
Letter B