Math Problem Statement
Consider the following matrices: π΄=[[-1,-3,1],[-3,-4,-4],[2,2,3]]π·=[5,0,2],[3,3,3],[0,-2,1]] Find a matrix π΅ such that π΄π΅=π· and a matrix πΆ such that πΆπ΄=π·
Solution
Given two matrices and , we are tasked to find matrices and such that:
The matrix and are defined as:
We will now solve the two matrix equations separately:
1. Finding matrix such that :
To find matrix , we need to solve the system:
This can be rewritten as:
So, we first need to calculate the inverse of , , and then multiply it by to get matrix .
2. Finding matrix such that :
Similarly, to find matrix , we solve the system:
This can be rewritten as:
Thus, we need to compute once and then use it for both and .
I will now proceed with calculating and then find the matrices and .### Results:
- The inverse of matrix is:
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Math Problem Analysis
Mathematical Concepts
Linear Algebra
Matrix Multiplication
Inverse of a Matrix
Formulas
Matrix multiplication: AB = D, CA = D
Inverse of a matrix: B = A^-1 D, C = D A^-1
Theorems
Matrix Inversion Theorem
Properties of Matrix Multiplication
Suitable Grade Level
College-level Linear Algebra