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Mathematics, 19.03.2020 22:45 kyliefetters11

Find the sum of the first 18 terms for the arithmetic Series ( S18 )
5+8+11+14+17++53+56
A:1098
B:522
C:1044
D:549

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Find the sum of the first 18 terms for the arithmetic Series ( S18 )
5+8+11+14+17++53+56

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