Question: Exercise 2. Decide if the following formulas are WFFs (strictly follow the definition of a WFF in the lectures). For those that are WFFs, draw

Exercise 2. Decide if the following formulas are WFFs (strictly follow

Exercise 2. Decide if the following formulas are WFFs (strictly follow the definition of a WFF in the lectures). For those that are WFFs, draw their syntax tree. (10 marks) pr - (pq)(r(pq)) - ((pq)(r(st))) - p(q(pr)) - (pq)(pr) - ((pp)q)

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