population is modeled by the differential equation dN dt = 1.3M .3N(1 - N 4400 where N(t) is the number of individuals at time t (measured in days). (a) For what values of N is the population increasing? (Enter your answer using interval notation.) (b) For what values of N is the population decreasing? (Enter your answer using interval notation.) (c) What are the equilibrium solutions? (Enter your answers as a comma-separated list.) N =