In the matrix A = , write :

Question:

In the matrix A = , write :

(i) The order of the matrix A

(ii) The number of elements

(iii) Write elements a23, a31, a12

Solution:

For the given matrix,

(i) The order of the matrix A is 3 x 3.

(ii) The number of elements of the matrix = 3 x 3 = 9

(iii) Elements: a23 = x2 – y, a31 = 0, a12 = 1

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