Respuesta :

gmany

Answer:

The common difference = 1

Step-by-step explanation:

[tex]a_1=-2\\a_2=-1\\a_3=0\\a_4=1\\\\\text{The common difference:}\ d=a_{n+1}-a_n\\\\a_2-a_1=-1-(-2)=-1+2=1\\\\a_3-a_2=0-(-1)=0+1=1\\\\a_4-a_3=1-0=1\\\\\boxed{d=1}[/tex]

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