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Mathematics 9 Online
OpenStudy (anonymous):

find the sum of the first 12 terms in the pattern 8, 11, 14, 17, ... show your work

OpenStudy (anonymous):

methond

OpenStudy (anonymous):

its another gauss methond

OpenStudy (anonymous):

294

OpenStudy (anonymous):

8 + 11 + 14 + 17 + 20 + 23 + 26 + 29 + 32 + 35 + 38 + 41 = 294

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