Minor and Cofactors of determinant in Bengali Class 12 | semester-3, class-12 🔥SN Dey book | HS WB 💥

Minor and Cofactors (মাইনর ও সহগুণনীয়ক) :💥 Minor and Cofactors of determinant in Bengali Class 12 HS | semester-3, class12 🔥SN Dey book | WBCHSE, West Bengal, 2×2 matrix, 3×3 matrix Determinant in Bengali class12, WB💥

In this video, you’ll learn about Minor and Cofactor of a Determinant in the Class 12 HS Semester-3 syllabus, explained in a very simple and clear way.
This lesson follows the SN Dey Book and covers all important concepts and examples needed for your HS 2025 Exam.

☆☆Determinant
   • নির্ণায়ক Class 12 | Determinant in Bengal...  

☆☆Basic concepts of matrices
   • ​Matrices (ম্যাট্রিক্স) Basic Introduction...  

👉 What’s covered:

Concept of Minor and Cofactor (মাইনর ও সহগুণনীয়ক)

Step-by-step method to find Minor & Cofactor from a 2×2 and a 3×3 Determinant

Easy explanation in Bengali-English mix

Important solved questions from SN Dey Book


📚 Topics Covered:
Determinant | Minor | Cofactor | 3×3 Matrix | Class 12 HS Math | SN Dey Book Solution | HS Semester-3 | HS 2025

💡 Perfect For: Class 12 | HS Math | WBCHSE | Board Exam 2025 | Determinant Chapter Bengali Explanation | Perfect for HS Class 12 Math students preparing for Semester-3 and Final Exams.


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