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determine whether each sequence is arithmetic or not if it is find the common differences
1. 18 58 98 138
2.19 25 31 37
3.9 14 11 28
4.16 21 26 31
5.10 - 10 10​​

Sagot :

SourKabosugo

1.) 40

2.) 6

3.) 5/17

4.) 5

5.) 10

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