Matrix operations Practice Questions - NDA Mathematics Question Bank

Question 1 of 5 NDA MCQ

Consider the following in respect of the

matrices:

(1) CA = CB

(2) AC = BC

(3) C(A + B) = CA + CB

Detailed Explanation

Question 2 of 5 NDA MCQ

where I is the identity matrix.

Detailed Explanation

Question 3 of 5 NDA MCQ

Detailed Explanation

Question 4 of 5 NDA MCQ

Detailed Explanation

Question 5 of 5 NDA MCQ

Consider the following in respect of non- singular matrices A and B:

I. (AB) ^{- 1}= A^–1B^–1

II. (BA)(AB)^–1 = I, where I is the identity matrix

III. (AB)^T = A^T B^T

How many of the above are correct?

Detailed Explanation

Matrix operations