Which expression is equivalent to (x+2)²? A x² + 4 B x² + 4x + 4 C x² + 2x + 4 D 2x² + 4 ✓ Correct Answer: Option B (x+2)² = x² + 2(2)(x) + 4 = x² + 4x + 4. Practice PSAT Exam Prep Quizzes → Browse All Questions Study Flashcards