A particle moves with position function s=t^4-4t³ - 8t² + 15t, t≥ 0 (a) At what time does the particle have a velocity of 15

Question

A particle moves with position function
s=t^4-4t³ - 8t² + 15t, t≥ 0
(a) At what time does the particle have a velocity of 15 m/s? (Enter your answers as a comma-separated list.)
t =
(b) At what time is the acceleration 0? (Round your answer to two decimal places.)
t =

Kunduz · Accepted Answer

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