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Verify that (AB)^(-1) = B^(-1)A^(-1) for...

Verify that `(AB)^(-1) = B^(-1)A^(-1)` for the matrices A and B where
`A=[(2,3),(1,-4)]andB=[(1,-2),(-1,3)]`

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MODERN PUBLICATION-DETERMINANTS-EXERCISE
  1. Consider the matrix A = {:[(2,3),(4,5)] Hence , find A^-1

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  2. If A = [ {:(2,3),(5,-2):} ] , write A^(-1) in terms of A.

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  3. Verify that (AB)^(-1) = B^(-1)A^(-1) for the matrices A and B where ...

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  4. Verify (AB)^-1 = B^(-1)A^(-1) for the matrices A and B. Where : A = ...

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  5. Verify that (AB)^(-1) = B^(-1)A^(-1) for the matrices A and B where ...

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  6. Verify (AB)^-1 = B^(-1)A^(-1) for the matrices A and B. Where : A = ...

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  7. Show that the matrix A = [[2,3],[1,2]satisfies the equation A^2-4A+I =...

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  8. If A = [[3,1],[-1,2]], show thatA^2-5A +7I = O

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  9. For the matrix A = [[3,2],[1,1]], find the numbers a and b such that A...

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  10. If A=[(2,-3),(-4,7)] compute A^(-1) and show that 2A^(-1) + A-9I =0

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  11. If A= {:[(6,7),(8,9)] and B = {:[(3,2),(7,5)], find (AB)^-1

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  12. Find the inverse of each of the following: {:[(1,-1,2),(0,2,-3),(3,-...

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  13. Find the inverse of each of the following: {:[(1,2,3),(0,2,4),(0,0,5...

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  14. Find the inverse of each of the following: {:[(2,1,3),(4,-1,0),(-7,2...

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  15. Find the inverse of each of the following: {:[(1,0,0),(3,3,0),(5,2,-...

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  16. If P = {:[(1,2,-2),(-1,3,0),(0,-2,1)], find P^-1. Verify that PP^-1= I...

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  17. Compute (AB)^(-1) , where A=[(5,0,4),(2,3,2),(1,2,1)],B^(-1)=[(1,2,3),...

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  18. If A={:[(1,2,2),(2,1,2),(2,2,1)], prove thst A^2-4A-5I = O and hence,...

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  19. If A = [[2,-1,1],[-1,2,-1],[1,-1,2]], Verify that A^3-6A^2+9A-4I=O and...

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  20. If A^-1 = [[3,-1,1],[-15,6,-5],[5,-2,2]] and B = [[1,2,-2],[-1,3,0],[0...

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