Identify whether the sequence is arithmetic, geometric, or neither?

1. 4,-4,4,-4
2. 2, 2 1/3, 2 2/3, 3, 3 1/3
3. 1/10, 3/20, 5/30, 7/40
4. 64, 32, 16, 8, 4, 2
5. 72, 56, 40, 24, 8

Question

Identify whether the sequence is arithmetic, geometric, or neither? 

1. 4,-4,4,-4
2. 2, 2 1/3, 2 2/3, 3, 3 1/3
3. 1/10, 3/20, 5/30, 7/40
4. 64, 32, 16, 8, 4, 2
5. 72, 56, 40, 24, 8

zepdrix · Answer

mmm so which ones are you stuck on?

anonymous · Answer

arithmetic sequences you go from 1 number to the next using adding or subtracting.
geometric you use multiplication or division to get to the next number.

anonymous · Answer

Ohh ok. I'm just confused on numbers 1 and 3 now