4. Convert the following regular expression to an NFA using the procedure described in class. (a*b+b*a)((ab)* + (ba)")*
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- Construct the DAG and identify the value numbers for the subexpressions of the following expressions, assuming + associates from the left. a) a+ b+ (a+ b). b) a + b + a + b. c) a + a + (( a + a + a +(a+a+a+a))Convert the following infix expressions to postfix forms. 1. Infix : ((A*(B/C+D)*E)-(F*G)^(H*I)) 2. Infix: (A*(B-(C*D))+(E/F^G))write the postfix and prefix form of the following infix (A + B) * (C+D-E)
- Write each of the following infix expressions in postfix notation: (a) a + b * c / d(b) a + b * (c / d)1- Convert the infix expression a+b*c-d/e*f into postfix expression. 2- Evaluate the postfix experssion . 5,4,6,+,*,4,9,3,/,+,*Convert each of the following infix expressions to postfix expressions:a. a * b / (c -d)b. (a -b * c) / (d * e * f + g)c. a / b * (c + (d -e))d. (a ^ b * c -d) ^ e + f ^ g ^ h