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Mathematics 8 Online
OpenStudy (anonymous):

thanks for the help people -.-t

OpenStudy (anonymous):

ja feel...

OpenStudy (anonymous):

what did you need help with?

OpenStudy (anonymous):

\[\sum_{k=1}^{12} (-2+6k)\]

OpenStudy (anonymous):

dear lord. wtf math is that.

OpenStudy (anonymous):

i've never learned this before but its in algebra 2

OpenStudy (anonymous):

good god.

OpenStudy (anonymous):

do you know arithmetic sequence ?

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