A22 khz baseband channel is used by a digital transmission system. suppose ideal pulses are sent at the nyquist rate, and the pulses can take 1024 levels. there is no noise in the system. what is the bit rate of this system

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)