extra12345 extra12345 01-04-2024 Física contestada A certain bumper on a microprocessor follows a position as a function of time as: x(t) = 2.17 m + (4.80 m/s2)t2 - (0.100 m/s6)t6 At what time is the velocity of the bumper equal to zero?: * A. t=3 s B. t=4 s C. t=8 s D. t=2 s E. t=16 s