Determine whether each of the following sequences is arithmetic or not.
1. 15, 11, 7, 3, -1
2.1, 8, 27, 81, 125
3. 4, 20, 100, 500
4. - 61, - 57,- 53, -49, -45
5. 1/3, 2/3, 4/3, 8/3, 16/3
1. 15, 11, 7, 3, -1
2.1, 8, 27, 81, 125
3. 4, 20, 100, 500
4. - 61, - 57,- 53, -49, -45
5. 1/3, 2/3, 4/3, 8/3, 16/3
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Answer:
1) Arithmetic
2) Not
3) Not
4) Arithmetic
5) Not
Answer:
1. Arithmetic
2. Not
3. Not
4. Arithmetic
5. Not
Step-by-step explanation:
1. Common difference: 4
4. Common difference: 4
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