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Consider the following in respect of mat...

Consider the following in respect of matrices A,B and C of same order.
I. (A+B+C)=A+B+C
II. (AB)'=B'A'
III. (ABC) =C'B'A
Where A' is the transpose of the matrix A. Which of the above are correct ?

A

A. I and II only

B

B. II and III only

C

C. I and II only

D

D. I, II and III only

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PUNEET DOGRA-MATRIX-PREV YEAR QUESTIONS
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  9. A square matrix A is called orthogonal if.

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  12. What is the inverse of the matrix A=({:(cos theta, sin theta ,0),(- ...

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  16. The ad joint of the matrix A= [{:(1,0,2),(2,1,0),(0,3,1):}] is :

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  17. If A=({:(-2,2),(2,-2):}), then which one of the following is correct ?

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