sin(π/2 - α) tg(3π/2 + α) sin(π - 7π/2) ───────────── cos(π

28.01.2021 18:29:36

sin(π/2 - α) tg(3π/2 + α) sin(π - 7π/2)
─────────────
cos(π - 2π) ctg(5π + π) sin(π/2 + α)

математика 10-11 класс 237

28.01.2021 23:48:58

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Задача 57494 ...