PRACTICE QUESTIONS ON MATRICES FOR GRADE 10

(1)  In the matrix A =

Solution

(2)  If a matrix has 18 elements, what are the possible orders it can have? What if it has 6 elements? 

Solution

(3)  Construct a 3 x 3 matrix whose elements are given by

(i)  a_ij  =  |i - 2j|                 Solution

(ii)   a_ij  =  (i + j)³/3            Solution

(4)  If A = 

ten find the transpose of A            Solution

(5)  If A = 

then find the transpose of-A.      Solution

(6)  If A =

then verify (A^T )^T = A        Solution

(7)  Find the values of x, y and z from the following equations

Solution

Solution

Solution

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