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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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