Q. 245.0( 2 Votes )

Find the matrix A such that A.

Answer :

Given : A.


To find : matrix A


Formula used :



Where cij = ai1b1j + ai2b2j + ai3b3j + ……………… + ainbnj


IF AX = B, then A = BX-1


A. =


A =


To find


Determinant of given matrix = = 5(2) – (4)(3) = 10 – 12 = -2


Adjoint of matrix =


= × =


=


A = =


A = =


A = = =


A =


A =


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