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Using elementary row transformations fin...

Using elementary row transformations find the inverse of matrices:
`[(1,2),(3,7)]`

Text Solution

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The correct Answer is:
`(1)/(2)[(5,4),(-3,-2)]`
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CHHAYA PUBLICATION-ADJOINT AND INVERSE OF A MATRIX AND SOLUTION OF LINEAR SIMULTANEOUS EQUATIONS BY MATRIX METHOD-VERY SHORT ANSWER TYPE QUESTIONS
  1. If A = [(4,1),(7,2)] find a matrix B such that AB = I where I is the u...

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  2. Using elementary row transformations find the inverse of matrices: [...

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  3. Using elementary row transformations find the inverse of matrices: [(...

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  4. Using elementary row transformations find the inverse of matrices: [(...

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  5. Using elementary row transformations find the inverse of matrices: [(...

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  6. Find the inverse of following matrices by using elementary column oper...

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  7. Find the inverse of following matrices by using elementary column oper...

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  8. Find the inverse of following matrices by using elementary column oper...

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  9. Find the inverse of following matrices by using elementary column oper...

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  10. Find the inverse of following matrices by using elementary column oper...

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  11. Find the inverse of matrix: A =[(1,2),(-3,-1)]

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  12. Find the inverse of matrix: [(0,2),(3,1)]

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  13. Using elementary row transfromations find the inverse of matrix: [(1...

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  14. Find the inverse of matrices using elementary column transformations: ...

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  15. Find the inverse of matrices using elementary column transformations: ...

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  16. Find the inverse of matrices using elementary column transformations: ...

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  17. If A =[(5,-8),(-5,8)], show by elementary row transformations that A^...

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  18. If B = [(-2,2,1),(0,4,5),(-2,6,6)], show by elementary row operations ...

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  19. If A = [(1,-2,3),(1,2,1),(-1,2,-3)] show by elementary colomn operatio...

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  20. If A =[(2,2),(4,3)] show that, AA^(-1) =I(2) wher I(2) is the unit mat...

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