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Alena575775
@Alena575775
July 2022
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Дана арифметическая прогрессия (аn). Вычислите а2,если а7=37 d=3
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ShirokovP
Verified answer
A7 = a1 + 6d = 37
d = 3 ;
a1 = 37 - 6*3 = 19;
a2 = 19 + 3 = 22;
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Answers & Comments
Verified answer
A7 = a1 + 6d = 37d = 3 ;
a1 = 37 - 6*3 = 19;
a2 = 19 + 3 = 22;