Question: need help with these problems Problem 2 (2 points) Construct a parse-tree for this expression in order to determine whether or not it is well-formed:

need help with these problems

Problem 2 (2 points) Construct a parse-tree for this expression in order to determine whether or not it is well-formed: ((PVQ) & R) + ((P& VR) (Q & VR))) Problem 3 (2 points) Construct a parse-tree for this expression in order to determine whether or not it is well-formed: ((S (TU)) + ((S & T) + U)) Problem 4 (2 points) Construct a parse-tree for this expression in order to determine whether or not it is well-formed: ((S ( TU)) + ((ST)U)) Problem 5 (2 points) Construct a parse-tree for this expression in order to determine whether or not it is well-formed: (K&-C)

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