Algebra-1

Question Analysis
This question tests the student's ability to subtract two cubic functions and simplify the result. It requires understanding of like terms and basic algebraic manipulation.

Key Concept Explanation
Subtracting functions involves finding the difference between two functions, typically denoted as . The key is to combine like terms after distributing the negative sign.

Step-by-step Solution
1. Start with the given functions: and
2. Write the expression for the difference: