Practice question
Question
If A is a square matrix of order 3 and |A| = 4, then |2A| equals
Explanation
Notice that we verify 32 by full calculation: use standard identity, substitute, simplify step by step to reach 32.
Related blogs
Guides and insights connected to this topic
Principles of Inheritance and Variation Biology Notes - Mendel Laws, Monohybrid Dihybrid Cross, Linkage, Sex Determination and Genetic Disorders
Key concepts of inheritance and variation: Mendel’s laws, monohybrid and dihybrid crosses, genetic linkage, sex determination and common gen...
Body Fluids and Circulation Biology Notes - Blood, Blood Groups, Heart, Cardiac Cycle, ECG, Double Circulation and Disorders
Overview of circulatory systems, heart chambers across vertebrates, single vs double circulation, blood groups and ECG basics.
Digestion and Absorption Biology Notes - Alimentary Canal, Digestive Glands, Digestion, Absorption and Disorders
Study digestion and absorption notes covering the human alimentary canal, buccal cavity, pharynx, digestive glands, and food processing.
Discussion
Comments
Please log in to join the discussion.
Login to commentNo comments yet. Be the first to start the discussion.