Question

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Answer 1

Answer:

the common differnence is positive 3

Step-by-step explanation:

its going back by 3 since its going back to 0 its positive

Answer 2

Answer:

common difference is,d=-3

d= 5-8=-3

2-5=3

-1-2=-3

-4-(-1)=-4+1=-3

so,d=-3