Learn All Concepts of Chapter 3 Class 12 Matrices - FREE. Check - Matrices Class 12 - Full video
Last updated at May 29, 2018 by Teachoo
Transcript
Ex3.4, 18 Matrices A and B will be inverse of each other only if A. AB = BA B. AB = BA = O C. AB = O, BA = I D. AB = BA = I Given that A & B will be inverse of each other i.e. A-1 = B & B-1 = A From (1) & (2) AB = BA = I So, the correct answer is D
Ex 3.4
Ex 3.4, 2 Not in Syllabus - CBSE Exams 2021
Ex 3.4, 3 Not in Syllabus - CBSE Exams 2021
Ex 3.4, 4 Not in Syllabus - CBSE Exams 2021
Ex 3.4, 5 Not in Syllabus - CBSE Exams 2021
Ex 3.4, 6 Not in Syllabus - CBSE Exams 2021
Ex 3.4, 7 Not in Syllabus - CBSE Exams 2021
Ex 3.4, 8 Important Not in Syllabus - CBSE Exams 2021
Ex 3.4, 9 Not in Syllabus - CBSE Exams 2021
Ex 3.4, 10 Not in Syllabus - CBSE Exams 2021
Ex 3.4, 11 Not in Syllabus - CBSE Exams 2021
Ex 3.4, 12 Not in Syllabus - CBSE Exams 2021
Ex 3.4, 13 Not in Syllabus - CBSE Exams 2021
Ex 3.4, 14 Not in Syllabus - CBSE Exams 2021
Ex 3.4, 15 Important Not in Syllabus - CBSE Exams 2021
Ex 3.4, 16 Important Not in Syllabus - CBSE Exams 2021
Ex 3.4, 17 Important Not in Syllabus - CBSE Exams 2021
Ex 3.4, 18 Not in Syllabus - CBSE Exams 2021 You are here
About the Author