Question: 3. [20] Using the following expression grammar Expr- Term + Expr Term-Expr Term Term Term Factor | Term/ Factor Factor Factor - PQRS a draw

3. [20] Using the following expression grammar Expr- Term + Expr Term-Expr Term Term Term Factor | Term/ Factor Factor Factor - PQRS a draw a parse tree for each of the expressions below: . PQR ii. P Q R iii. P*Q+R b. What is the precedence of the operators +, -, / and What is the associativity of the operators and

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