Предмет: Геометрия, автор: budaknazarij

Тіло за першу секунду подолало 35 м, а за кожну наступну -на 3м меньше , ніж за попередню. Яку відстань подолало тіло за вісімнадцяту секунду?
Срочно!!!

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Автор ответа: asinskijnazarij

0

15 метрів вроді так.)

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