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Mathematics 15 Online
OpenStudy (anonymous):

State whether the following sequences are arithmetic; and if so, state the common difference. -7, 3/2, -3/4, 3/8,…

OpenStudy (anonymous):

3.5 not arithmetic -3.5 1/2

OpenStudy (sasogeek):

it's not arithmetic as u said, so there's no common difference :P

OpenStudy (anonymous):

the second post was answers and thanks can i get a medal :]

OpenStudy (anonymous):

Thanks broo

OpenStudy (sasogeek):

lol

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