question

study the schematic representation given above and answer the following questions :

(a) identify in it.

(b) identify in it.

(c) when the population density at time  is as shown above, write the population density at time in the form of  an equation using appropriate symbols.

 

 

 

 

 

 

 

a) a = natality

b) d = mortality

c) n (t+1)=nt+[(b+i)-(d+e)]