🎯 SAT Exam Prep

Solve: x² + 6x + 9 = 0

A x = −3 (double root)
B x = 3 (double root)
C x = −3 and x = 3
D No real solutions

✓ Correct Answer: Option A

x² + 6x + 9 = (x + 3)² = 0 → x = −3 (a repeated root).

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