August 2021 0 16 Report
В арифметической прогресии
{a2+a4=16
{a1*a5=28
Найдите: a1 и d

дам 20 балов​ 1 Смотреть ответ Реклама Реклама sangers1959 sangers1959

Объяснение:

Ответ: a₁=2   d=3;     a₁'=14    d'=-2.

  • эм не поннл че красный штрих и тд
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