If A=[cosα sinα −sinαcosα ] is identity matrix, then write the value of α.
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Find the values of x and y, if[x+10 0 y2+2y−4]= [3x+4 0 3y2−5y]
Construct a 2×3 matrix A=[aij] whose elements are given by aij=[ji], where [.] denotes the greatest integer function.
Identify the order of matrix
If A=⎣⎡572 −2053 6841−33⎦⎤ then writethe number of columns in A,
Given [2−314].X= Write The matrix X
In the matrix, write :A=⎣⎡2353 5−211925 −5−71217⎦⎤
(i) The order of the matrix(ii) The number of elements (iii) Write the elements a13,a21,a33,a24,a23
A matrix consists of 20 elements, what are possible it can have
If A=⎣⎡ 12 0 011−331⎦⎤, then verify that A2+A=A(A+I), where I is the identity matrix.