Algebra-1

Question Analysis
This question evaluates the student's ability to multiply polynomials and combine like terms, which is a key skill in Algebra-1.

Key Concept Explanation
The distributive property is applied to multiply each term in the first polynomial by each term in the second polynomial, and then like terms are combined.

Step-by-step Solution
1. Distribute z (from the binomial) to each term in the trinomial:

2. Distribute (from the binomial) to each term in the trinomial: