Предмет: Математика, автор: ksyusha0124

матеріальна точка рухається по координатній прямій за законом s(t)=2t²+3 ( переміщення вимірюють у метрах, час у секундах). Знайдіть миттєву швидкість матеріальної точки в момент t0=2с.

Ответы

Автор ответа: hatkevichsvetlana010

Ответ:

Вот 20 символов блиннаааааа надо поэтому спамлю этим тоже божее

Приложения:

Автор ответа: сок111213

S (t) = 2t² + 3

V(t) = S' (t) = 2×2t = 4t

to = 2 c

V(2) = 4 × 8 = 32 м/с

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