CBSE Class 12 Matrices Multiple Choice Questions with Answers. MCQ Questions Class 12 Matrices with Answers Is Prepared Based on Latest Exam Pattern. Students can solve NCERT MCQ questions Class 12 Matrices with Answers to know their preparation level.
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MCQ Questions Class 12 Matrices with Answers - Set - 4
Question 2:
If A and B are two matrices of the order 3 × m and 3 × n, respectively, and m = n, then the order of matrix (5A – 2B) is
(a) m × 3
(b) 3 × 3
(c) m × n
(d) 3 × n
Correct Answer – (D)
Question 3:
Total number of possible matrices of order 3 × 3 with each entry 2 or 0 is
(a) 9
(b) 27
(c) 81
(d) 512
Correct Answer – (D)
Question 4:
If 
then (x, y) is
(a) (-1, 2)
(b) (-1, -2)
(c) (-2, -1)
(d) (1, -2)
Correct Answer – (A)
Question 5:
The matrix 
is
(a) a symmetric matrix
(b) a skew-submetric matrix
(c) a diagonal matrix
(d) None of these
Correct Answer – (D)
MCQ Questions Class 12 Matrices With Answers
then A – B equal toQuestion 7:
If 
then the value of x, y is
(a) 3, 1
(b) 2, 3
(c) 2, 4
(d) 3, 3
Correct Answer – (B)
Question 8:
The matrix P = 
is
(a) square matrix
(b) diagonal matrix
(c) unit matrix
(d) None of these
Correct Answer – (A)
Question 9:
If a matrix is both symmetric matrix and skew symmetric matrix then
(a) A is a diagonal matrix
(b) A is zero matrix
(c) A is scalar matrix
(d) None of these
Correct Answer – (B)
Question 10:
If 
and A² = 
then
(a) α = a² + b², β = ab
(b) α = a² + b², β = 2ab
(c) α = a² + b², β = a² – b²
(d) α = 2ab, β = a² + b²
Correct Answer – (B)
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