Question: 4. (4 Points) Let there be Matrix A and Matrix B, both of which are non-identical 2X2 matrices. Does AB = BA? Provide an example

4. (4 Points) Let there be Matrix A and Matrix B, both of which are non-identical 2X2 matrices. Does AB = BA? Provide an example and show your work. 5. (3 Points) Transpose the Matrix Below. NUTH 6. (2 Points) What does the determinant of a matrix represent? (2 Points) Find the determinant of the below matrix. (1 Point) How does that value relate to OLS? 27

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