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Using elementary transformation find the inverse of the matrix `[[2,1],[1,1]]`

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A N EXCEL PUBLICATION-MATRICES-QUESTION BANK
  1. If A=[[cos alpha, -sin alpha],[sin alpha, cos alpha]], then A+A^T=I if...

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  2. Find P^(-1), if it exists, given P = [(10,-2),(-5,1)]

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  3. Using elementry transformation, find the inverse of the matrices. Co...

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  4. Using elementary transformation find the inverse of the matrix [[2,1]...

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  5. Using elementry transformation, find the inverse of the matrices. A=...

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  6. Find the inverse of the following using elementary transformations. A=...

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  7. Find the inverse of the following using elementary transformations. A=...

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  8. Find the inverse of the following using elementary transformations. A=...

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  9. Find the inverse of the following using elementary transformations. A=...

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  10. Using elementry transformation, find the inverse of the matrices. A ...

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  11. Using elementry transformation, find the inverse of the matrices. A ...

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  12. Using elementry transformation, find the inverse of the matrices. A ...

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  13. Using elementry transformation, find the inverse of the matrices. A ...

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  14. Using elementry transformation, find the inverse of the matrices. A ...

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  15. Given P=[[2,-3],[-1,2]] . Find the inverse of P by elementary row ope...

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  16. Using elementry transformation, find the inverse of the matrices. A ...

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  17. Find the inverse of the following A=[[2,1,3],[4,-1,0],[-7,2,1]]

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  18. Find the inverse of the following A=[[1,2,3],[0,2,4],[0,0,5]]

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  19. Find the inverse of the following A=[[2,1,3],[4,-1,0],[-7,2,1]]

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  20. Matrix A and B will be inverse of each other only if

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