The gradient of f(x,y) = x²y + 3y is: A (2xy, x²) B (2xy, x² + 3) C (x², 2xy + 3) D (2x, y) ✓ Correct Answer: Option B ∇f = (∂f/∂x, ∂f/∂y) = (2xy, x² + 3). Practice FE Exam Prep Quizzes → Browse All Questions Study Flashcards