Simplify: (x² - 9)/(x + 3) for x ≠ -3.
Ax + 3
Bx - 3
Cx² - 3
Dx - 9
Answer & Solution
Correct answer: B. x - 3
Factor numerator (difference of squares): x² - 9 = (x + 3)(x - 3). Cancel (x + 3): (x² - 9)/(x + 3) = x - 3 (for x ≠ -3).
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