For a system of linear equations Ax = b, Cramers rule uses: A Inverse matrices only B Ratios of determinants C Row reduction only D Eigenvalues ✓ Correct Answer: Option B Cramers rule: xᵢ = det(Aᵢ)/det(A), where Aᵢ has column i replaced by b. Practice FE Exam Prep Quizzes → Browse All Questions Study Flashcards