What is the equilibrium solution for dPdt=0.5P(1−P200)\frac{dP}{dt} = 0.5P(1 - \frac{P}{200})dtdP=0.5P(1−200P)?
P=0,P=200P = 0, P = 200P=0,P=200
P=200P = 200P=200 only
P=0.5P = 0.5P=0.5
P=100P = 100P=100