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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