Simplify: (x^2 – 9) / (x – 3)

Topic: Basic Algebra &amp; Equations
Subtopic: Algebraic Simplification

Ax - 3

Bx + 3

Cx + 9

Dx - 9

Explanation

Factorize numerator using difference of squares: x^2 – 9 = (x – 3)(x + 3). (x – 3)(x + 3) / (x – 3) = x + 3.

Exam Relevance

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