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Lesnikovaaaa
@Lesnikovaaaa
July 2022
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В арифметической прогрессии а1=-8, д=-3. Найти а7
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mikael2
Verified answer
An=a1+d(n-1) a7=-8-3*6=-8-18=-26
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Leha3004
A7=-8-3*(7-1)=-8-18=-26
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Thanks 2
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An=a1+d(n-1) a7=-8-3*6=-8-18=-26