Divisibility Relations & Digraphs Problem | Don't Make These Mistakes

Master relations with an important VTU exam question involving relation set, matrix representation, and digraph, explained step-by-step. Perfect for BCS405A students to understand relations and graphical representation clearly. ━━━━━━━━━━━━━━━━━━━━━ 📌 Exact Question: ❓ Let A = {1, 2, 3, 4, 6}. Define a relation R on A by a R b if and only if “a is a multiple of b”. Find: 1️⃣ The relation R (set of ordered pairs) 2️⃣ Relation matrix M(R) 3️⃣ Draw the digraph 4️⃣ Find in-degree and out-degree of each vertex 📆 Asked in: • Dec 2024 / Jan 2025 – Question 6(c) • Model Question Paper 1 – Question 5(c) • Model Question Paper 2 – Question 6(c) 📘 Subject: Discrete Mathematical Structures 📚 Subject Code: BCS405A 📌 Module 3 – Relations and Functions 📝 Topic: Relation Matrix and Digraph ━━━━━━━━━━━━━━━━━━━━━ 🎯 Learning Points: • Defining relations using conditions • Writing relation as ordered pairs • Constructing relation matrix • Drawing digraph representation • Finding in-degree and out-degree • Solving VTU exam questions efficiently ━━━━━━━━━━━━━━━━━━━━━ 📚 Watch Next: 1️⃣ Continue This Topic (Relation Matrix – Less Than)    • Relations to Digraphs - Calculate In-Degre...   2️⃣ Related Important Question (POSET & Hasse Diagram)    • Prove (A,R) is a POSET | Hasse Diagram Con...   3️⃣ Full Playlist (Watch in Order)    • Relations and Functions | BCS405A Module 3...   ━━━━━━━━━━━━━━━━━━━━━ 📘 Module Playlist (Start to Finish): Relations and Functions | BCS405A Module 3    • Relations and Functions | BCS405A Module 3...   ━━━━━━━━━━━━━━━━━━━━━ 📙 More Practice / Related Topics: 1️⃣ Equivalence Relation    • Prove Reflexivity, Symmetry, Transitivity ...   2️⃣ Composition Law Proof    • h ∘ (g ∘ f) = (h ∘ g) ∘ f | The Proof That...   3️⃣ Composite Function Inverse    • Prove gof is Invertible & Find Its Inverse...   ━━━━━━━━━━━━━━━━━━━━━ 🚀 Next Step: Move to another relation matrix problem and then POSET. 📌 Don’t stop here: Practice relation representation thoroughly. ━━━━━━━━━━━━━━━━━━━━━ 👉 Follow VTU Maths with Muheeb (Mathematics Tutor) on WhatsApp https://whatsapp.com/channel/0029Vb6c... 👉 Get all VTU Maths updates and video links on Telegram https://t.me/vtumathswithmathematicst... 💎 Support Us: Join our channel and get access to exclusive perks 👇    / @officialmathematicstutor   ━━━━━━━━━━━━━━━━━━━━━ 📙 All BCS405A Playlists: ▶️ Module 1 – Fundamentals of Logic    • BCS405A Module 1 – Fundamentals of Logic |...   ▶️ Module 2 – Properties of Integers    • BCS405A Module 2( Discrete Mathematics )   ▶️ Module 3 – Relations and Functions    • Relations and Functions | BCS405A Module 3...   ▶️ Module 4 – Recurrence and Inclusion-Exclusion    • BCS405A Module 4  ( The principle of exclu...   ▶️ Module 5 – Group Theory    • BCS405A Module 5 (Group Theory)   ━━━━━━━━━━━━━━━━━━━━━ #DiscreteMathematics #BCS405A #Relations #Digraph #RelationMatrix #VTUMaths #VTUExam