Question: (a) The flow diagram (3) below represents an SIS model. y (3) where the parameters B and y are positive constants.(ii) Find the steady states

(a) The flow diagram (3) below represents an SIS model. y (3) where the parameters B and y are positive constants.(ii) Find the steady states and determine their stability and show that the presence of the disease depends on an inequality involving R0 = ny, where N is the total population size. [7 marks] {iii} Explain what R0 represents and use it to derive the condition for the disease eradication. [2 marks]

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