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Mathematics, 07.05.2021 16:30 carapiasebas

Find the value a1 for an arithmetic sequence if the sum of 9 terms is 45 and the last term is 6

A. 4
B. 2
C. 1/4
D. 1/2

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Find the value a1 for an arithmetic sequence if the sum of 9 terms is 45 and the last term is 6

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