Quadratic Equations | Sum and Product of Roots Explained | Science Bridge Africa (SBA)

Quadratic Equations | Sum and Product of Roots Explained | Science Bridge Africa (SBA) Welcome to Science Bridge Africa (SBA), where we simplify Mathematics and make learning enjoyable. In this lesson, we study one of the most important examination topics in Algebra: the Sum and Product of Roots of Quadratic Equations. You will learn the formulas, understand where they come from, and solve examination-style questions step by step. 📚 Topics Covered ✔ Quadratic equations ✔ Roots of a quadratic equation ✔ Sum of roots (α + β) ✔ Product of roots (αβ) ✔ Applications of the formulas ✔ Worked examples ✔ UNEB examination tips 🎯 Suitable for O-Level Mathematics A-Level Mathematics UNEB Candidates Secondary School Students Anyone learning Algebra 📞 Academic Support / WhatsApp 0763042420 📍 Science Bridge Africa (SBA) 👍 If this lesson helps you, don't forget to: ✅ Like the video ✅ Subscribe ✅ Share with your classmates ✅ Leave your questions in the comments Together, let's make Mathematics simple 00:00 Introduction – Welcome & What You Will Learn 01:15 What is a Quadratic Equation? 03:50 Identifying the Coefficients (a, b, c) 06:20 Meaning of the Roots of a Quadratic Equation 09:15 Method 1: Solving by Factorization 18:30 Common Mistakes in Factorization 21:00 Method 2: Solving by Completing the Square 31:40 Method 3: Using the Quadratic Formula ::contentReference[oaicite:0]{index=0} 41:20 Choosing the Best Method 44:10 Checking Your Answers 47:20 Word Problems Involving Quadratic Equations 53:10 Exam Questions (UCE Style) – Worked Examples 57:30 Summary of Key Points 59:00 Final Tips for Exams 59:45 Thanks for Watching – Like, Share & Subscribe