Algebra-1

Question Analysis
This question tests the student's ability to multiply a binomial by a trinomial and simplify the resulting polynomial. It requires understanding of the distributive property and combining like terms.

Key Concept Explanation
To multiply a binomial by a trinomial, each term in the binomial must be multiplied by each term in the trinomial. After multiplication, combine like terms to simplify the expression.

Step-by-step Solution
1. Start with the expression:
2. Distribute each term in the binomial to each term in the trinomial:

3. Perform the multiplications:

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