1. Stating the problem: You asked to factorize an expression using factorization type IV, which typically is the method of factoring using grouping or a specific advanced technique. However, you did not provide the expression to factorize. 2. Explanation: Factorization type IV usually refers to factoring by grouping or certain tricks depending on context, but I need the exact expression or polynomial to provide a step-by-step factorization. 3. Please provide the algebraic expression you want to factorize so I can help you appropriately.