The derivative of f(x) = 3x² + 2x is: A 3x + 2 B 6x + 2 C 6x D 3x² ✓ Correct Answer: Option B f'(x) = 6x + 2 (power rule: bring down exponent, reduce by 1). Practice PCAT Exam Prep Quizzes → Browse All Questions Study Flashcards