Algebra-1

Question Analysis
This question tests the student's ability to apply the binomial squared formula with subtraction, specifically . The problem requires the student to correctly identify and simplify the middle term.

Key Concept Explanation
The binomial squared formula for subtraction, , is a fundamental algebraic identity. It helps in expanding and simplifying expressions involving binomials.

Step-by-step Solution
1. Start with the given expression:
2. Apply the binomial squared formula:
3. Simplify each term:

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