Simplify: (3x²y)(4xy³) A 12x³y⁴ B 7x³y⁴ C 12x²y³ D 12xy ✓ Correct Answer: Option A Multiply coefficients: 3 × 4 = 12. Add exponents: x^(2+1) = x³, y^(1+3) = y⁴. Result: 12x³y⁴. Practice SAT Exam Prep Quizzes → Browse All Questions Study Flashcards