Evaluate the Following postfix expression using the curved lines to group intermediat 70 14 4 5 15 3116+ 7a. Translate the following infix expression into postfix notation. (Do not simplify the half to .5 or to sqrt) A+ B A13 7b. Check whether the expression is a balanced expression by using stacks for the following expression: I alb/(c -d)+el(f+g)) h l