Hello Students! In this post, you will find the complete NCERT Solutions for Maths Class 12 Exercise 3.4.
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NCERT Solutions for Maths Class 12 Exercise 3.1
NCERT Solutions for Maths Class 12 Exercise 3.2
NCERT Solutions for Maths Class 12 Exercise 3.3
NCERT Solutions for Maths Class 12 Exercise 3.4
Maths Class 12 Ex 3.4 Question 1.
Choose the correct answer in the following question:
Matrices A and B will be inverse of each other only if
(A) AB = BA
(B) AB = BA = 0
(C) AB = 0, BA = 1
(D) AB = BA = I
Solution:
We know that the two matrices A and B are inverse of each other if AB = BA = I
Hence, option (D) is correct.
Related Links:
NCERT Solutions for Maths Class 12 Exercise 3.1