Surgimiento de la Agricultuta sñale la respuesta carrecta En que año se desarrolló la Agricultura a) 500AC _ 2500AC b)6000 AC_ 2500 AC c) 2000AC_3000 AC d)6000DC_2500 DC​

The position of a moving particle is given by the position function: f(t)=-9t-t^2-0.2t^3+0.1t^4 a. at what time does the particle reverse direction? b. when is the displacement positive? (round one decimal place and answer in interval notation) c. when is the displacement negative? (round one decimal place and answer in interval notation) d. when is the particle’s acceleration positive? (round one decimal place and answer in interval notation) e. when is the particle’s acceleration negative? (round one decimal place and answer in interval notation)