Tofind:the inverse matrix to solve the system of linear equations.
Answer to Problem 52E
Explanation of Solution
Given:
Concept used:
Steps to solve the inverse of matrix by
Step1: calculating the matrix of minors.
Step2:turn that into the matrix of cofactors.
Step3: then ad jugate by transposing the cofactor.
Step4: last multiply by the
Formula for inverse of matrix A is:
Where
Calculation:
Here
It can be written on the basis of linear equations in matrix form
Let
Since,
Finding
Since
Hence comparing matrix of L.H.S and R.H.S
Chapter 8 Solutions
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