Multiple choice

The Postfix equivalent of the prefix * + a b - c d, is

  1. ab+cd-*

  2. abcd+-*

  3. ab+cd*

  4. ab+-cd*

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

To convert prefix to postfix, evaluate step by step. Prefix * + a b - c d means multiplying (+ a b) by (- c d). In postfix, this becomes (a b +) (c d -) *, matching option A.