Sirabor
7 год назад
Log25 33-log25 55-log25 15
ОТВЕТЫ
Трусов
Jun 30, 2019
По свойству логарифмов:
Log25 33-log25 55-log25 15 = Log25 (33/(55*15)) = (1/2)Log5 (1/5*5) =
= (1/2)*(-2) = -1.
Log25 33-log25 55-log25 15 = Log25 (33/(55*15)) = (1/2)Log5 (1/5*5) =
= (1/2)*(-2) = -1.
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