Matrices & Determinants – 1 – 3

11. if A = 

2016-07-28_20-03-41

then 3A is :

(a) 2016-07-28_20-05-20
(b) 2016-07-28_20-09-15
(c) 2016-07-28_20-07-18
(d) 2016-07-28_20-10-28

ANSWER

EXPLANATION

12. This matrix is a _______ .

2016-07-28_20-24-07

(a) unit matrix
(b) null matrix
(c) triangular matrix
(d) rectangular matrix

ANSWER

EXPLANATION

13. if A = 

2016-07-28_20-03-41

then |A| is :

(a) 0
(b) 1
(c) 2
(d) -2

ANSWER

EXPLANATION

14. This matrix is a _______ .

2016-07-28_20-32-49

(a) null matrix
(b) zero matrix

(c) scalar matrix
(d) column matrix

ANSWER

EXPLANATION

15. Matrices are represented by :

(a) small letters
(b) real numbers
(c) capital letters
(d) natural numbers

ANSWER

EXPLANATION

1 2 3

Be a Part of The New & Next

MCQs fb  MCQs G+

Share the Knowledge

Shares
Copy Protected by Chetan's WP-Copyprotect.