Algebra-1

Question Analysis
This question tests the student's ability to multiply polynomials and then combine like terms, requiring careful distribution and simplification.

Key Concept Explanation
The distributive property is applied to each polynomial, and the resulting expressions are combined by adding or subtracting like terms.

Step-by-step Solution
1. Start with the expression:
2. Distribute to each term in the first polynomial:
3. Distribute to each term in the second polynomial: