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Is the following sequence arithmetic or geometric or neither 3,7,15,31

1 Answer

7 votes

Given sequence is

3,7,15,31...

The difference between 3 and 7 is


7-3\text{ =5}

The difference between 7 and 15 is


15-7=8

Both differnce is distinct.

There is no common difference in this sequence.

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